5The Patent Drafting Handbook is a 1996 book written by Eugene F. Knipe and Fred L. Packo. Published by ASTM International, it is the twentieth edition in the ASTM Intelligence and Information Technology Series. Knipe was the chief of the United States Patent Offices Examination Operations Division from 1974 to 1998, and Packo was deputy chief for examination services in the Offices Operations Division. The handbook provides guidance on writing patent applications, covering requirements, best practices, and procedural standards applicable to U.S. patent law.

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**How a 1996 Patent Manual Continues Shaping Innovation and Trend-Driven Discovery** Curious readers often wonder: can guidance from nearly thirty years ago still hold value in today’s fast-moving tech and invention landscape? The 20th edition of *5The Patent Drafting Handbook*, authored by Eugene F. Knipe and Fred L. Packo and published by ASTM International, offers a timeless foundation. Originally released in 1996 and rooted in decades of U.S. patent examination experience, this handbook delivers enduring insights into crafting precise, compliant patent applications under current procedural standards. Knipe’s leadership in the U.S. Patent Offices Examination Operations Division from 1974 to 1998, paired with Packo’s expertise in examination services, ensured the handbook reflected real-world operational demands. Its authority lies not in flashy innovation but in rigorous alignment with U.S. patent law, making it a critical reference for inventors, attorneys, and professionals navigating complex filing processes. ### Why Is This Handbook Still Discussed in the U.S. Tech Ecosystem?