✦ LIBER ✦

Evolution of a patent classification system

✍ Scribed by D.C. Snow

Publisher: Elsevier Science
Year: 1983
Tongue: English
Weight: 801 KB
Volume: 5
Category: Article
ISSN: 0172-2190
DOI: 10.1016/0172-2190(83)90004-2

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Evolution of a patent classification sys

Evolution of a patent classification system : Snow D.C. World Patent Information 5 (4), 213–218.

📂 Article 📅 1983 🏛 Elsevier Science 🌐 English ⚖ 83 KB

An expert system for patent classificati

An expert system for patent classification

✍ Pekka Valkonen; Olli Nykänen 📂 Article 📅 1991 🏛 Elsevier Science 🌐 English ⚖ 652 KB

An expert system for patent classificati

An expert system for patent classification

📂 Article 📅 1991 🏛 Elsevier Science 🌐 English ⚖ 101 KB

A Classification of Possible Routes of D

A Classification of Possible Routes of Darwinian Evolution

✍ RICHARD H THORNHILL; DAVID W USSERY 📂 Article 📅 2000 🏛 Elsevier Science 🌐 English ⚖ 98 KB

A classification of four possible routes of Darwinian evolution is presented. These are serial direct evolution, parallel direct evolution, elimination of functional redundancy, and adoption from a different function. This classification provides a conceptual framework within which to investigate th

A radiation classification system

✍ Jeannette Y. Lee; Carlos A. Perez 📂 Article 📅 1979 🏛 Elsevier Science 🌐 English ⚖ 166 KB

The international patent classification

The international patent classification as a search tool

✍ W.G. Vijvers 📂 Article 📅 1990 🏛 Elsevier Science 🌐 English ⚖ 589 KB