Counsel registry
Perkins Coie
92 case appearances — 35 as plaintiff counsel · 57 as defendant counsel.
Firm overview
Perkins Coie LLP: Patent Litigation Summary
Perkins Coie LLP is a "BigLaw" firm with roots in the Pacific Northwest and a global presence. Headquartered in Seattle, Washington, the firm has over 1,200 lawyers across 21 offices in the United States, Asia, and Europe. It is recognized as an AmLaw 50 firm and is consistently ranked by publications like Chambers and Partners for its intellectual property practice.
The firm's patent litigation group is known for its work on behalf of major technology and life sciences companies. Perkins Coie's litigators, over 80% of whom hold technical degrees, handle complex cases involving semiconductors, software, e-commerce, medical devices, and pharmaceuticals. The firm's practice also has a notable focus on representing clients in Section 337 investigations before the International Trade Commission (ITC).
Based on the provided data, Perkins Coie primarily engages in defense-side work for operating companies. The tracked case, Greenthread Ltd v. Monolithic Power Systems Inc, shows the firm acting as lead counsel for the defendant. This aligns with reports from Lex Machina, which have repeatedly ranked Perkins Coie among the most active firms in the U.S. for patent defense.
Perkins Coie has a highly active and recognized post-grant practice before the Patent Trial and Appeal Board (PTAB). The firm has handled over 800 inter partes review (IPR) proceedings since the PTAB's inception and is consistently ranked as one of the most hired firms for this work. Chambers USA places the firm in "Band 2" for its PTAB practice. Key partners in the patent litigation practice include Michelle Kemp and Tyler Bowen, who co-chair the group, and John D. Esterhay, a San Diego-based partner noted for his work on behalf of technology companies.
Attorneys
Roles
- Counsel58
- lead counsel49
- counsel41
- Lead Counsel21
- of counsel17
- Of Counsel16
- backup counsel11
- Partner8
- Associate7
- Counsel of Record5
- back-up counsel4
- local counsel3
- Counsel for Patent Owner3
- Counsel in related IPR proceedings3
- Counsel for Petitioner3
- Patent Attorney2
- Counsel for Plaintiff2
- Counsel for Plaintiff (admitted pro hac vice)2
- Attorney for Plaintiff2
- Attorney for Defendant2
- Patent Litigation Lawyer2
- Co-Counsel2
- senior counsel2
- Patent Attorney/Associate1
- Practice Attorney1
- Backup Counsel1
- Attorney for Plaintiff (admitted pro hac vice)1
- trial counsel1
- Counsel, Pro Hac Vice1
- Pro Hac Vice1
- counsel (likely lead counsel)1
- Counsel (pro hac vice)1
- Associate Counsel1
- associate counsel1
- Lead Counsel in related IPR proceedings1
- Backup Counsel in related IPR proceedings1
- Patent Litigation Lawyer, Associate1
Cases (92)
- π plaintiffAG18, LLC v. DraftKings Inc.Patrick John McKeever · lead counsel
- Δ defendantAG18, LLC v. DraftKings Inc.Dan L. Bagatell · Lead Counsel
- Δ defendantAlmondNet, Inc. et al. v. Amazon.com, Inc.Ravi R. Ranganath · Of Counsel
- Δ defendantAlmondnet, Inc. v. Microsoft CorporationBlake T. Dietrich · counsel
- π plaintiffAmazon Com Inc. et al. v. Nokia Technologies OyJessica C. Kaiser · lead counsel
- π plaintiffAmazon.com, Inc. et al. v. Nokia Technologies OyJessica Kaiser · lead counsel
- Δ defendantApplied Optoelectronics Inc. v. Eoptolink Technology USA Inc.Robert F. McCauley · lead counsel
- Δ defendantApplied Optoelectronics, Inc. v. Accelight Technologies, Inc.Robert F. McCauley · Lead Counsel
- Δ defendantApplied Optoelectronics, Inc. v. Eoptolink Technology USA Inc.Robert F. McCauley · lead counsel
- Δ defendantApplied Optoelectronics, Inc. v. Eoptolink Technology USA Inc.Robert F. McCauley · Attorney for Defendant
- Δ defendantApplied Optoelectronics, Inc. v. Eoptolink Technology USA Inc.Robert F. McCauley · Counsel of Record
- π plaintiffBerkshire Hathaway Energy Company v. Birchtech Corp. f/k/a Midwest Energy Emissions Corp.Michelle M. Kemp · Counsel
- π plaintiffBOE Technology Group Co Ltd v. Samsung Display Co LtdBabak Tehranchi · Partner
- Δ defendantCaptION Health Inc. v. University of British ColumbiaRamsey M. Al-Salam · Counsel
- π plaintiffCardWare Inc. v. Samsung Electronics Co., Ltd.Ryan H. McBrayer · Lead Counsel
- Δ defendantChampion Power Equipment Incorporated v. Firman Power Equipment IncorporatedSamantha Carl · lead counsel
- π plaintiffCirrus Logic Inc. et al. v. Greenthread, LLCDavid L. McCombs · Lead Counsel
- Δ defendantDisintermediation Services, Inc. v. LiveAdmins, LLCJames R. Miller · lead counsel
- π plaintiffEoptolink Technology USA Inc. v. Applied Optoelectronics, Inc.Arpita Bhattacharyya · lead counsel
- π plaintiffEoptolink Technology USA Inc. v. Applied Optoelectronics, Inc.Robert F. McCauley · lead counsel
- π plaintiffEoptolink Technology USA Inc. v. Applied Optoelectronics, Inc.Robert F. McCauley · Lead Counsel
- π plaintiffEoptolink Technology USA, Inc. v. Applied Optoelectronics, Inc.Arpita Bhattacharyya · Counsel for Petitioner
- Δ defendantEXPRESS MOBILE, INC. v. Google LLCDavid T. Pritikin · lead counsel
- Δ defendantEXPRESS MOBILE, INC. v. Wix.com Ltd.Christopher L. Kelley · lead counsel
- Δ defendantFaceTec, Inc. v. Jumio Corporation et al.James F. Valentine · lead counsel
- Δ defendantFractus, S.A. v. Unified Patents, LLCDavid L. McCombs · lead counsel
- π plaintiffGoogle LLC v. ART RESEARCH AND TECHNOLOGY, LLCNathaniel Bryan Sabri · counsel (likely lead counsel)
- Δ defendantGoogle LLC v. IPA Technologies Inc.Nathan Kelley · Counsel
- π plaintiffGoogle LLC v. Personal Audio, LLCDan L. Bagatell · lead counsel
- Δ defendantGreenthread Ltd v. Monolithic Power Systems IncJohn D. Esterhay · lead counsel
- Δ defendantGreenthread Ltd v. Monolithic Power Systems IncMiguel Bombach · lead counsel
- Δ defendantGreenthread, LLC v. Monolithic Power Systems, Inc.John D. Esterhay · Lead Counsel
- Δ defendantGreenthread, LLC v. Monolithic Power Systems, Inc.John D. Esterhay · lead counsel
- Δ defendantHeadwater Research LLC v. Amazon.com, Inc.David R. Pekarek Krohn · Counsel
- π plaintiffHisense USA Corporation v. Cogent Insights Licensing Inc.Patrick McKeever · Lead Counsel
- Δ defendantImagineAR, Inc. et al. v. Niantic, Inc.Jessica C. Kaiser · lead counsel
- π plaintiffInari Medical, Inc. v. Imperative Care, Inc.Ramsey M. Al-Salam · Attorney for Plaintiff
- π plaintiffInari Medical, Inc. v. Imperative Care, Inc.Ramsey M. Al-Salam · Co-Counsel
- π plaintiffInari Medical, Inc. v. Imperative Care, Inc. et al.Ramsey M. Al-Salam · Counsel for Plaintiff
- Δ defendantINVT SPE LLC v. T-Mobile USA, Inc.David R. Kramer · lead counsel
- Δ defendantLight Guide Innovations, LLC v. Hisense Company Ltd., et al.M. Craig Tyler · Lead Counsel
- Δ defendantLongitude Licensing Limited et al. v. BOE Technology Group Co., Ltd. et al.Gene Lee · lead counsel
- Δ defendantMicrosoft Corporation v. Corel Software, LLCDavid T. Pritikin · lead counsel
- Δ defendantMidwest Energy Emissions Corp. et al. v. Berkshire Hathaway Energy Company et al.Michelle M. Kemp · Counsel
- Δ defendantMidwest Energy Emissions Corp. et al. v. Berkshire Hathaway Energy Company et al.Michelle M. Kemp · counsel
- Δ defendantMidwest Energy Emissions Corp. et al. v. MidAmerican Energy Company et al.Andrew P. Kemp · Pro Hac Vice
- Δ defendantMidwest Energy Emissions Corp. v. Berkshire Hathaway Energy Company et al.Michelle M. Kemp · Counsel
- Δ defendantMidwest Energy Emissions Corp. v. Wisconsin Power and Light CompanyMichelle M. Kemp · Counsel
- π plaintiffMonolithic Power Systems, Inc. v. Greenthread, LLCJohn D. Esterhay · Lead Counsel
- Δ defendantMonticello Enterprises LLC v. Petco Animals Supply Stores Inc et al.Brian E. Ferguson · Lead Counsel
- Δ defendantNeomedia Technologies, Inc. v. Amazon.com, Inc.Michael O. Warnecke · lead counsel
- Δ defendantNetlist Inc v. Micron Technology, Inc.Andrew Dufresne · lead counsel
- π plaintiffNetskope, Inc. v. Fortinet, Inc.Thomas N. Millikan · lead counsel
- π plaintiffNetskope, Inc. v. Fortinet, Inc.Sarah E. Piepmeier · Lead Counsel
- π plaintiffNetskope, Inc. v. Fortinet, Inc.Thomas N. Millikan · Counsel
- Δ defendantNetskope, Inc. v. Fortinet, Inc.Chad S. Campbell · of counsel
- π plaintiffNiantic, Inc. v. Imagine AR Inc. et al.Jessica C. Kaiser · lead counsel
- Δ defendantNM, LLC v. The Kroger Co.Peter J. Kinsella · Lead Counsel
- Δ defendantNokia v. AmazonStefani E. Shanberg · lead counsel
- π plaintiffOnePlus Technology (Shenzhen) Co., Ltd. v. Pantech Wireless, LLCBabak Tehranchi · Lead Counsel
- π plaintiffPacificorp et al v. Birchtech Corp.Michelle Kemp
- Δ defendantPortus Singapore Pte Ltd. v. Wyze Labs, Inc.Christoph O. Suter · lead counsel
- Δ defendantSEG Manufacturing Inc. et al. v. Zhejiang Jinko Solar Co Ltd et al.Louise Lu · lead counsel
- π plaintiffShanghai Jinko Green Energy Enterprise Management Co LTD et al. v. VSUN Solar USA Inc. et al.Louise Lu · Patent Litigation Lawyer
- Δ defendantSmart Speaker LLC v. Amazon.com Services LLCJessica Kaiser · Lead Counsel in related IPR proceedings
- π plaintiffSony Group Corporation v. Greenthread, LLCBing Ai · lead counsel
- π plaintiffStarbucks Corporation v. Valtrus Innovations Ltd. et al.Chun M. Ng · Counsel
- Δ defendantStingray IP Solutions LLC v. Assa Abloy IP ABJohn Moulder · Counsel
- Δ defendantTankLogix, LLC v. SitePro, Inc.Babak Tehranchi · lead counsel
- π plaintiffTwitch Interactive, Inc. et al. v. NL Giken Inc.Daniel E. Venglarik · Lead Counsel
- Δ defendantUnified Patents LLC v. Facetec Inc.David R. Pekarek Krohn · Lead Counsel
- Δ defendantUnified Patents PTAB Data v. Inari Medical Inc.Joseph P. Hamilton · lead counsel
- Δ defendantUnified Patents v. Inari Medical IncJoseph P. Hamilton · Counsel of Record
- π plaintiffUntitled caseRamsey M. Al-Salam · Lead Counsel
- π plaintiffUntitled caseRamsey M. Al-Salam · Attorney for Plaintiff
- π plaintiffUntitled casePatrick J. McKeever · lead counsel
- π plaintiffUntitled caseThomas N. Millikan · lead counsel
- π plaintiffUntitled caseRamsey M. Al-Salam · Counsel
- π plaintiffUntitled caseDavid R. Pekarek Krohn · counsel
- Δ defendantUntitled casePatrick J. McKeever · lead counsel
- Δ defendantUntitled caseDan L. Bagatell · lead counsel
- Δ defendantUntitled caseRamsey M. Al-Salam · Counsel of Record
- Δ defendantUntitled caseChristopher G Hanewicz · Lead Counsel
- Δ defendantUntitled caseDavid H. Binney · lead counsel
- Δ defendantUntitled caseRobert F. McCauley · lead counsel
- Δ defendantUntitled caseSamantha Carl · Patent Attorney
- Δ defendantUntitled caseDouglas R. Wright · lead counsel
- Δ defendantUntitled caseKenneth H. Ohriner · lead counsel
- Δ defendantVB Assets, LLC v. SoundHound AI, Inc.Christina L. Richards · lead counsel
- Δ defendantVeloxis Pharmaceuticals, Inc. v. Sun Pharmaceutical Industries Ltd.Shannon M. Bloodworth · lead counsel
- π plaintiffVisa USA Inc v. Cortex MCP IncDavid T. Pritikin · Lead Counsel
- Δ defendantZepp North America Inc et al. v. Oura Health OyMichael O. Warnecke · lead counsel