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25 AIPLA Q. J. 333 (1997)
Enabling DNA and Protein Composition Claims: Why Claiming Biological Equivalents Encourages Innovation

handle is hein.journals/aiplaqj25 and id is 341 raw text is: AIPLA QUARTERLY JOURNAL VOLUME 25, NUMBER 3 PAGE 333 SUMMER 1997 ENABLING DNA AND PROTEIN COMPOSITION CLAIMS: WHY CLAIMING BIOLOGICAL EQUIVALENTS ENCOURAGES INNOVATION Kenneth G. Chahine I. INTRODUCTION .......................................... 334 II. ENABLEMENT ........................... ............ 337 A. The Specification Must Enable One Skilled In The Art .... 339 B. The Predictability Of The Art ........................ 340 C. The Quantity Of Experimentation Necessary ............ 341 D. The Breadth Of The Claims .......................... 343 III. C ASE LAW .............................................. 347 IV . AN ALYSIS .............................................. 354 A. Skill In The Art, Examples And Guidance .............. 354 B. Unpredictability And Experimentation Required ......... 357 C. The Breadth Of The Claims .......................... 363 V . CONCLUSION ........................................... 369 *© 1998 Kenneth G. Chahine. Mr. Chahine is the Director of Intellectual Property at Avigen, Inc. in Alameda, CA. The author has a J.D. from the University of Utah College of Law, a Ph.D. in Biological Chemistry from the University of Michigan, and is a news and legal correspondent for the journal Nature Biotechnology. The author can be contacted at chahine@avigen.com. The views expressed in this article are solely those of the author. The author thanks John Flynn, Dr. Susan Poulter, Rebecca Eisenberg, Craig Metcalf, Mary Helen Sears, Dr. Eric Baude and Steve Sayeedi for their helpful legal and scientific comments.

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