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2 Palo Alto Square, Suite 500
3000 El Camino Real
Palo Alto, CA 94306-2106

P: 650-320-7700
F: 650-320-7701



Silicon Valley is synonymous with entrepreneurial thinking, and we are equally focused on innovation and creativity. Our talent aligns with the primary needs of Silicon Valley businesses—venture capital, corporate formation, securities law counseling and intellectual property protection.

We offer differentiating experience working with companies in telecommunications, software, medical devices, semiconductors, financial services and energy. With the national resources of the firm either nearby in San Francisco or across the U.S., we offer clients a full complement of services to tap today and grow with in the future. On the international front, we have specific experience advising technology companies in Israel and Pacific Rim countries.

We devote significant time to pro bono service, at times partnering with our clients to support mutual causes. We are steadfastly committed to diversity and charity.

Media Clips

  • Nautilus Standard Used by CAFC to Overturn Pre-Nautilus Patent Indefiniteness Judgment
    BNA's Patent, Trademark & Copyright Journal | March 11, 2015
    Silicon Valley IP Litigation partner Shawn Hansen and Chicago IP Counseling & Transactions partner Paul Kitch discuss the Federal Circuit’s precedential opinion reversing a district court's judgment of patent claim invalidity for indefiniteness since the Supreme Court's Nautilus decision.
  • Lawyers Weigh in on High Court Claim Construction Ruling
    Law360 | January 20, 2015
    Silicon Valley IP Litigation partner Shawn Hansen and Chicago IP Counseling & Transactions partner Paul Kitch discuss the U.S. Supreme Court’s decision to cast aside the Federal Circuit's long-standing rule that all district court claim construction rulings must be reviewed anew on appeal.
  • Fed. Circ. May Ditch Rigid Stance after High Court Reversals
    Law360 | June 27, 2014
    Silicon Valley IP Litigation partner Shawn Hansen discusses the U.S. Supreme Court's repeated reversals of patent decisions by the Federal Circuit.
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  • Lawyers Weigh In On High Court's Software Patent Ruling
    Law360 | June 19, 2014
    Silicon Valley IP litigation partner Shawn Hansen and Washington, DC, IP Counseling & Transactions professional specialist Rob Pilaud provide commentary on the Supreme Court’s decision in Alice Corp. v. CLS Bank ruling that computerized abstract ideas are not patent eligible.
  • High Court Nixes ‘Amenable to Construction,' ‘Insolubly Ambiguous' Indefiniteness Rules
    Bloomberg BNA | June 3, 2014
    Chicago IP Counseling & Transactions partner Paul Kitch and Silicon Valley IP litigation partner Shawn Hansen provide commentary on the U.S. Supreme Court’s decision in Nautilus Inc. v. Biosig Instruments Inc.
  • Lawyers Weigh In On High Court's Induced Infringement Ruling
    Law360 | June 2, 2014
    Chicago IP Counseling & Transactions partner Paul Kitch and Silicon Valley IP Litigation partner Shawn Hansen provide commentary on the U.S. Supreme Court's decision in Limelight Networks Inc. v. Akamai Technologies Inc.
  • Lawyers Weigh In On High Court's Patent Rulings
    Law360 | April 29, 2014
    Silicon Valley IP Litigation partner Shawn Hansen provides commentary on the U.S. Supreme Court’s ruling in a pair of cases regarding the appropriate standard for awarding attorneys’ fees in patent litigation cases.
  • Provisional Patent Apps Need More Detail In Post-AIA Era
    Law360 | February 26, 2014
    Silicon Valley Patents partner Kal Shami discusses how provisional applications need to provide a more complete picture of the claimed invention to protect patents in a post-America Invents Act world.
  • Valley Offices Nab IP Laterals
    The Recorder | February 18, 2014
    This coverage highlights the arrivals of Silicon Valley Intellectual Property Litigation partners Shawn Hansen and Jeff Lokey.
  • Valley Offices Nab IP Laterals
    The Recorder | February 18, 2014
    This coverage highlights the arrivals of Silicon Valley intellectual property litigation partners Jeff Lokey and Shawn Hansen.
  • People on the Move
    San Jose/Silicon Valley Business Journal | February 4, 2014
    This coverage notes that Silicon Valley Patents attorney Maria Swiatek has been elected to the firm's partnership.
  • Former Thelen Attorneys Who Stuck Together Have Thrived
    Daily Journal | August 7, 2013

    This feature story provides a five-year retrospective since Thelen dissolved and highlights how successful this integration was for our firm. Litigation department chair Jenny Kuenster and San Francisco Real Estate partner Paul Schrier are quoted throughout the article.

  • The Federal Regulation of Mobile Medical Apps
    Update: Food and Drug Law, Regulation and Education | July 1, 2013

    Health Services and Life Sciences partner Areta Kupchyk, Global Business & Transactions partner Mavis Yee, and Health Services and Life Sciences associate Carly Eisenberg authored this article on the need to balance the increasing use of mobile apps in the medical field with the need to protect the public. Click here to read the article online.

  • Medical App Makers Await Regulator Checkups
    The Recorder | March 15, 2013

    Silicon Valley Global Business & Transactions partner Mavis Yee and Washington, DC, Health Services and Life Sciences partner Areta Kupchyk are featured throughout this article noting that the mobile medical app industry is awaiting formal regulatory guidelines from lawmakers.

  • Lawmaker Backs Measure to Ease Restrictions on Finders
    The Recorder | February 20, 2013

    Global Business & Transactions partner Mavis Yee discusses possible legislation in California that would ease capital-raising restrictions for companies statewide.

  • Attorney Discusses Concerns about FDA MMA Draft Guidance
    FierceMobileHealthcare | February 4, 2013

    Silicon Valley partner Mavis Yee discusses the U.S. Food and Drug Administration's expected final guidance for mobile medical application developers. Click here to read the article.

  • Mobile Health Unlikely to Face Much Regulatory Scrutiny, Lawyer Says
    Wall Street Journal Venture Capital Dispatch | January 30, 2013

    Silicon Valley Global Business & Transactions partner Mavis Yee discusses how mobile technology will impact the health care industry.


Major revisions to Cal/OSHA's heat illness prevention standard
OSHA Law Alert | March 2, 2015

Is "coal" becoming a four-letter word for institutional investors?
Distressed Coal News | February 26, 2015

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Legislative Advisory – California Senate Bill 222
Public Finance Alert | February 26, 2015

Oakland joins growing trend — paid sick leave begins Monday, March 2
Employment Law Alert | February 25, 2015

Bidder Beware: California court recognizes intentional interference claims for second place bidders in public works contracts
Construction Law Alert | February 25, 2015

You've got to know when to hold ‘em: what California public entities and public works contractors need to know about retention
Construction Law Alert | February 2, 2015

The New AB 60 Driver's License for Undocumented Individuals in California
Immigration Alert | January 21, 2015

"Change, Change, Change" for Cal/OSHA in 2015
Employment Law Alert | January 8, 2015

A flood of funding for water projects in California
Environmental Law Alert | November 14, 2014

California Federal Court Takes First Stab At False Advertising Claims Involving Prescription Drugs After POM Wonderful
IP Law Alert | October 21, 2014

California adopts new data privacy legislation affecting retailers
Retail Alert | October 15, 2014

Don't get caught holding the bag: California enacts ban on single-use plastic bags
Retail Alert | October 6, 2014

A wellspring of groundwater legislation rises up in California
Environmental Law Alert | September 23, 2014

California's paid sick leave law — no get well card for employers
Employment Law Alert | September 18, 2014

Stay out of it: Franchisors who leave personnel management and training to franchisees not liable for franchisees' actions
Employment Law Alert | September 2, 2014

Webcast Recording: Patents for Humanity
Originally recorded August 14, 2014 | August 20, 2014

No cutting out: California employers must reimburse all cell phone expenses
Employment Law Alert | August 18, 2014

Timing is everything: California Supreme Court clarifies timing of commission pay for overtime exemption and when commissions must be paid
Employment Law Alert | August 4, 2014

Leave deductions for exempt employees' partial-day absences—still ok in California, now with no minimum
Employment Law Alert | August 4, 2014

Joining the main stream: California groundwater regulation seems likely
Environmental Law Alert | July 30, 2014

California Supreme Court allows undocumented workers to recover damages in discrimination cases
Employment Law Alert | July 21, 2014

Retailers and other businesses breathe a sigh of relief: Court rules Target not required to have AEDs
Retail Alert | July 10, 2014

California's Paid Family Leave Program expands the definition of a family member and brings new leave challenges for employers
Employment Law Alert | June 26, 2014

California Supreme Court allows class action waivers — but with exception for PAGA
Employment Law Alert | June 25, 2014

Combating drought: California's new general permit for recycled water use
Environmental Law Alert | June 23, 2014

Don't forget! California's minimum wage increases on July 1, along with minimum salary for exempt employees
Employment Law Alert | June 9, 2014

Will large retailers (and others) be required to install and use emergency medical equipment?
Retail Alert | June 4, 2014

"It's getting hot [out] here…"
OSHA Alert | May 16, 2014

New York and several other states move closer to banning microbeads in personal care products
Products Alert | May 15, 2014

California legislature moves toward enacting new restrictions on merchants' collection and retention of credit card data, and additional liabilities for data breach
Retail Alert | April 30, 2014

Ouch: penalties for reporting errors add up quickly under California's greenhouse gas emissions regulatory regime
Environmental Law Alert | April 15, 2014

Ninth Circuit says PAGA claims are not class actions under CAFA
Class Action Alert | April 9, 2014

Dramatic change for light industry: adoption of California's new Industrial General Permit for stormwater
Environmental Law Alert | April 7, 2014

California's Green Chemistry Initiative continues rolling along: DTSC announces draft priority products which will require a rapid response from manufacturers
Products Alert | April 4, 2014

Court of appeal limits liability theories under California's "Shine the Light" data privacy act
Retail Industry Alert | December 31, 2013

Further attempts to avoid dismissal on commonality grounds…
Food Safety & Litigation Alert | December 16, 2013

Coming January 1, 2014: Amendments to California breach notification and privacy laws—what you need to know
Privacy Alert | December 12, 2013

California Employment Legislation: What's New for 2014?
Employment Law Alert | November 12, 2013

California increases minimum wage, in two steps, to $10 per hour
California Law Alert | October 24, 2013

Timing may not be everything after all: A clarification from the California Court of Appeal concerning conflicts of interest and Cumis counsel
Insurance Law Alert | September 24, 2013

The other side of Zhang: an insurer's ability to utilize California's unfair competition law against a business policyholder
Insurance Law Alert | August 16, 2013

California medical center settles HIPAA violation for $275,000
HIPAA Law Alert | June 19, 2013

U.S. Army Defense Logistics Agency—Energy announces RFP seeking 15MW of solar generation at Fort Irwin, CA
Renewable Energy Alert | May 13, 2013

California's greenhouse gas cap-and-trade program in action with a new alliance, but facing renewed scrutiny
Environmental Alert | May 1, 2013

California's green chemistry regulations of consumer products inch closer to completion
Products: Class Action, Trade & Industry Representation Alert | April 16, 2013

Update on the Kilgore Ninth Circuit appeal: California's public injunction exception escapes for another day, but the en banc court reads the exception to arbitration narrowly and rejects plaintiffs' attempt at artful pleading
Class Action Alert | April 16, 2013

New decision, rules require new focus on pregnancy leaves and accommodation in California
Employment Law Alert | March 18, 2013

Mixed win for employers: California sets new standard in discrimination cases
Employment Law Alert | February 12, 2013

Beacon Residential Community Association v. Skidmore, Owings & Merrill LLP: Scope of duty of care to third-party purchasers of residential construction
California Law Developments | January 31, 2013

California requires employers to have commission agreements in writing
Employment Law Alert | November 9, 2012

California attorney general warns mobile application developers of non-compliance with CalOPPA
Privacy Alert | November 6, 2012

New California laws promote distributed energy, biopower, and expanded net metering in California
Renewable Energy Alert | October 25, 2012

California becomes third state to enact social media password law, joining Maryland and Illinois
Employment Law Alert | October 2, 2012

Public Notice and Comment Period Ends October 11, 2012 for California's Green Chemistry Initiative's Proposed Safer Consumer Product Alternatives Regulations
Environmental Alert | October 1, 2012

California Legislature adds new requirements for disability access litigants—and their lawyers
Employment Law Alert | September 25, 2012

California attorney general expands antitrust investigation of acquisitions of physician groups by hospitals
Health Law Alert | September 19, 2012

State legislature passes bill that would allow California residents to participate in alcohol-related sweepstakes and contests
Beverage Alcohol Brief | September 4, 2012

California charter cities do not have to pay prevailing wages on local public projects involving local public funds
Employment Law Alert | July 10, 2012

California court: class arbitration waivers allowed after all
Employment Law Alert | June 20, 2012

The Net Energy Metering Cap Redefined: The Sun Is Shining on Rooftop Solar in California
Renewable Energy Alert | June 14, 2012

California Court of Appeal holds that the employer/premises owner owes no duty to remote family member for secondary/take-home exposures to asbestos
Products Alert | May 24, 2012

Brinker sequel: no attorney's fees allowed on California meal and rest period claims
Employment Law Alert | May 7, 2012

Webinar Recording: Can employers catch a break and rest after Brinker?
Originally recorded April 17, 2012 | April 20, 2012

California Supreme Court resolves key meal and rest period issues for California employers
Employment Law Alert | April 12, 2012

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