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LIBRARY BUREAU

Overview
  • Total Patents
    107
About

LIBRARY BUREAU has a total of 107 patent applications. Its first patent ever was published in 1896. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets consumer goods, furniture and games and machines are ATLANTA HOOGEZAND BV, YAWMAN & ERBE MFG CO and METAL SECTIONAL FURNITURE COMPANY.

Patent filings in countries

World map showing LIBRARY BUREAUs patent filings in countries
# Country Total Patents
#1 United States 81
#2 Canada 10
#3 France 8
#4 United Kingdom 8

Patent filings per year

Chart showing LIBRARY BUREAUs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hunter David E 32
#2 Enoch Ohnstrand 19
#3 Hunter David Edgar 10
#4 Dawson George H 6
#5 Parsons Newell B 4
#6 Bureau Library 3
#7 Gale Laburton A 3
#8 Wheildon William M 2
#9 Hanson Ernest Frank 2
#10 Winslow William H 1

Latest patents

Publication Filing date Title
GB260144A Improvements in card holders for card indexes
GB268912A Improvements in card carriers for card indexes
GB248654A Overlapping visible index
GB252595A Card index
GB236787A Improvements in visible index cards and files
US1544818A Index tab
US1526009A Joint for round tables and the like
US1511268A Index tab
US1487666A Shelf cabinet
US1540140A Joint for cabinets and the like
US1538054A Truck
US1476414A Cabinet closure
US1442731A Fire-resistant cabinet
US1483474A Bolt and socket construction
US1436353A Cushion for doors of fire-resistant cabinets
US1462617A Interfitting corner construction
US1442732A Cabinet
US1470257A Index-card support
US1492679A Card or sheet protector
US1475568A Alphabetical divider for card-index systems