Jeffrey A. Lefstin

UC Hastings Law

Assistant Professor

200 McAllister Street

San Francisco, CA 94102

United States

SCHOLARLY PAPERS

17

DOWNLOADS
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Top 11,582

in Total Papers Downloads

6,276

SSRN CITATIONS
Rank 43,525

SSRN RANKINGS

Top 43,525

in Total Papers Citations

8

CROSSREF CITATIONS

8

Scholarly Papers (17)

1.

Patent Law: An Open-Source Casebook (Entire Book)

Patent Law: An Open-Source Casebook (Fall 2021)
Number of pages: 961 Posted: 06 May 2021 Last Revised: 01 Feb 2022
Indiana University Maurer School of Law, University of San Diego School of Law, University of Texas - McCombs School of Business, University of Minnesota Law School, University of Richmond - School of Law, George Washington University - Law School, UC Hastings Law, University of Iowa - College of Law, Southern Methodist University - Dedman School of Law and West Virginia University College of Law
Downloads 1,744 (14,880)

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patent law, patents, patent system, casebook, open source, history of patent law, economics of patent law, patent document and its claims, subject matter eligibility, utility, disclosure, anticipation, obviousness, infringement, defenses, remedies

2.

Final Report of the Berkeley Center for Law & Technology Section 101 Workshop: Addressing Patent Eligibility Challenges

33 Berkeley Technology Law Journal 551, UC Hastings Research Paper No. 254, SMU Dedman School of Law Legal Studies Research Paper No. 369, UC Berkeley Public Law Research Paper
Number of pages: 56 Posted: 10 Oct 2017 Last Revised: 21 Apr 2021
Jeffrey A. Lefstin, Peter S. Menell and David O. Taylor
UC Hastings Law, University of California, Berkeley - School of Law and Southern Methodist University - Dedman School of Law
Downloads 1,096 (29,651)
Citation 7

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Patent, Patent Eligibility, 101, Patentable Subject Matter, Bioscience, Software, Business Methods, scientific discovery, Mayo, Prometheus, Sequenom, Alice, Neilson v. Harford, Flook, Diehr, statutory interpretation

3.

The Three Faces of Prometheus: A Post-Alice Jurisprudence of Abstractions

16 North Carolina Journal of Law and Technology 647 (2015), UC Hastings Research Paper No. 147
Number of pages: 50 Posted: 30 Mar 2015 Last Revised: 19 Aug 2015
Jeffrey A. Lefstin
UC Hastings Law
Downloads 829 (43,688)

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patents, patent-eligible subject matter, software

4.

Inventive Application: A History

67 Florida Law Review 565 (2015), UC Hastings Research Paper No. 94
Number of pages: 84 Posted: 21 Feb 2014 Last Revised: 18 Jun 2015
Jeffrey A. Lefstin
UC Hastings Law
Downloads 645 (60,964)
Citation 3

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patent, patent-eligible subject matter, inventive application, inventive concept

5.

Restoring the Legislative Framework for Patenting Applications of Scientific Discoveries

UC Berkeley Public Law Research Paper No. 2767904
Number of pages: 37 Posted: 22 Apr 2016
Peter S. Menell and Jeffrey A. Lefstin
University of California, Berkeley - School of Law and UC Hastings Law
Downloads 417 (103,856)

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Patentable Subject Matter, diagnostic tests, patent eligibility, scientific discovery, Mayo v. Prometheus, Sequenom, Neilson v. Harford, Flook, Diehr, statutory interpretation

6.

Rethinking Patent Eligibility for the Modern Scientific Age

UC Berkeley Public Law Research Paper No. 2402776, UC Hastings Research Paper No. 97
Number of pages: 25 Posted: 01 Mar 2014 Last Revised: 23 Apr 2014
Peter S. Menell and Jeffrey A. Lefstin
University of California, Berkeley - School of Law and UC Hastings Law
Downloads 277 (162,925)

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7.

The Constitution of Patent Law: The Court of Customs and Patent Appeals and the Shape of the Federal Circuit’s Jurisprudence

Loyola of Los Angeles Law Review, Forthcoming
Number of pages: 50 Posted: 11 Mar 2010 Last Revised: 13 Nov 2012
Jeffrey A. Lefstin
UC Hastings Law
Downloads 242 (184,874)
Citation 1

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patent law, Court of Appeals for the Federal Circuit, Court of Customs and Patent Appeals

8.

The Formal Structure of Patent Law and the Limits of Enablement

Berkley Technology Law Journal, Forthcoming
Number of pages: 90 Posted: 09 Apr 2008 Last Revised: 05 Dec 2014
Jeffrey A. Lefstin
UC Hastings Law
Downloads 216 (205,914)
Citation 4

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9.

Don't Throw Out Fetal-Diagnostic Innovation with the Bathwater: Why Ariosa v. Sequenom Is an Ideal Vehicle for Constructing a Sound Patent-Eligibility Framework

UC Berkeley Public Law Research Paper No. 2652452
Number of pages: 20 Posted: 29 Aug 2015 Last Revised: 07 Aug 2020
Jeffrey A. Lefstin and Peter S. Menell
UC Hastings Law and University of California, Berkeley - School of Law
Downloads 165 (260,960)

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Patents, Subject Matter, Eligibility

10.

Claim Construction, Appeal, and the Predictability of Interpretive Regimes

Number of pages: 34 Posted: 06 Feb 2007
Jeffrey A. Lefstin
UC Hastings Law
Downloads 128 (319,044)

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11.

The Measure of the Doubt: Dissent, Indeterminacy, and Interpretation at the Federal Circuit

Hastings Law Journal, Forthcoming
Number of pages: 77 Posted: 19 Nov 2006
Jeffrey A. Lefstin
UC Hastings Law
Downloads 108 (359,930)

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patents, claim construction, dissent, indeterminacy

12.

Reforming Patent Eligibility: Supplementary Statement of Professors Jeffrey A. Lefstin and Peter S. Menell

UC Hastings Research Paper No. 336
Number of pages: 20 Posted: 17 Jun 2019 Last Revised: 03 Oct 2019
Peter S. Menell and Jeffrey A. Lefstin
University of California, Berkeley - School of Law and UC Hastings Law
Downloads 85 (419,385)
Citation 1

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Patent, Patent Eligibility, 101, Patentable Subject Matter, Bioscience, Software, Business Methods, scientific discovery, Mayo, Prometheus, Sequenom, Alice, Neilson v. Harford, Flook, Diehr, statutory interpretation

13.

Patent Law: An Open-Source Casebook (Cover, Preface, and Table of Contents)

Patent Law: An Open-Source Casebook (Spring 2022)
Number of pages: 15 Posted: 30 Apr 2021 Last Revised: 22 Jan 2022
University of Texas - McCombs School of Business, University of Minnesota Law School, University of Richmond - School of Law, Indiana University Maurer School of Law, George Washington University - Law School, UC Hastings Law, University of Iowa - College of Law, University of San Diego School of Law, Southern Methodist University - Dedman School of Law and West Virginia University College of Law
Downloads 75 (450,598)

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patents, patent law, casebook, open source, patent claims, subject matter eligibility, utility, disclosure, anticipation, obviousness, infringement, defenses, remedies

14.

Patent Law: An Open-Source Casebook (Chapter 2: Subject Matter Eligibility)

Patent Law: An Open-Source Casebook (Spring 2022)
Number of pages: 100 Posted: 23 Apr 2021 Last Revised: 22 Jan 2022
Jeffrey A. Lefstin, Mark D. Janis and Ted M. Sichelman
UC Hastings Law, Indiana University Maurer School of Law and University of San Diego School of Law
Downloads 71 (464,278)

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patent law, patents, casebook, open source, patent eligibility, subject matter eligibility, business methods, DNA, software, Bilski, Alice, Myriad, Mayo

15.

Neilson v. Harford: Shape and Form in Patent Law

Forthcoming, Research Handbook on Creativity, Entrepreneurship, and Intellectual Property: Comparative Perspectives on Forgotten Legal Lore, UC Hastings Research Paper No. 393
Number of pages: 35 Posted: 22 Jan 2020 Last Revised: 07 Aug 2020
Jeffrey A. Lefstin
UC Hastings Law
Downloads 68 (474,877)

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patent law, patent eligibility, Neilson v. Harford, hot blast

16.

Athena Rising? Brief of Professors Jeffrey A. Lefstin and Peter S. Menell as Amici Curiae in Support of Petition for a Writ of Certiorari in Athena Diagnostics v. Mayo Collaborative Services

UC Hastings Research Paper No. 392
Number of pages: 38 Posted: 09 Nov 2019 Last Revised: 16 Jun 2020
Jeffrey A. Lefstin and Peter S. Menell
UC Hastings Law and University of California, Berkeley - School of Law
Downloads 58 (513,836)

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Patent Eligibility, Section 101, Diagnostics, Patentable Subject Matter

17.

American Axle v. Neapco Holdings: Brief of Professors Jeffrey A. Lefstin And Peter S. Menell As Amici Curiae in Support of Petition for a Writ of Certiorari

UC Hastings Research Paper Forthcoming
Number of pages: 25 Posted: 02 Mar 2021
Peter S. Menell and Jeffrey A. Lefstin
University of California, Berkeley - School of Law and UC Hastings Law
Downloads 52 (539,797)

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Patent, Patentable Subject Matter, Patent Eligibility, Section 101, Mayo, Alice, American Axle