DocumentCode
1539716
Title
The U.S. Patent classification system
Author
Dood, K.J.
Author_Institution
US Dept. of Commerce Patent & Trademark Office, Washington, DC, USA
Issue
2
fYear
1979
fDate
6/1/1979 12:00:00 AM
Firstpage
95
Lastpage
100
Abstract
The heart of the system utilized by the US Patent and Trademark Office for the storage and retrieval of technical information is a hierarchical scheme for the classification of patents based on the technical subject matter disclosed in them. Multiple copies of patents are stored in the system according to their classifications, and technical information is retrieved from the system be delineating fields of search in terms of classifications most apt to include all disclosures relevant to the subject matter to be retrieved.
Keywords
classification; industrial property; information retrieval systems; IRS; US Patent and Trademark Office; classification system; technical information;
fLanguage
English
Journal_Title
Professional Communication, IEEE Transactions on
Publisher
ieee
ISSN
0361-1434
Type
jour
DOI
10.1109/TPC.1979.6500289
Filename
6500289
Link To Document