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STATIONERS LOOSE LEAF CO

Overview
  • Total Patents
    17
About

STATIONERS LOOSE LEAF CO has a total of 17 patent applications. Its first patent ever was published in 1925. It filed its patents most often in United States and Canada. Its main competitors in its focus markets consumer goods and machines are IRVING PITT MFG COMPANY, INTERNAT STATIONERY MANUFACTUR and SIEBER & TRUSSELL MFG COMPANY.

Patent filings in countries

World map showing STATIONERS LOOSE LEAF COs patent filings in countries
# Country Total Patents
#1 United States 16
#2 Canada 1

Patent filings per year

Chart showing STATIONERS LOOSE LEAF COs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Consumer goods
#2 Machines

Focus technologies

# Technology
#1 Filing and indexing
#2 Unspecified technologies

Top inventors

# Name Total Patents
#1 Lotter Adolph G 13
#2 Orth Henry W 3
#3 Trust Company First Wisconsin 1
#4 Byrne John R 1

Latest patents

Publication Filing date Title
US3493310A Sheet lifter for looseleaf ring binder
US3334920A Easel type ring binder
US1893175A Loose leaf binder
US1804173A Loose leaf binder
US1829363A Loose leaf binder
US1810919A Loose leaf binder
US1798478A Locking device for loose-leaf binders
US1774282A Loose-leaf binder
US1751553A Loose-leaf binder
US1758327A Loose-leaf binder
US1804626A Loose leaf binder
US1777006A Loose-leaf binder
US1751589A Loose-leaf binder
US1744274A Flexible post for loose-leaf binders
US1743718A Loose-leaf binder
US1787755A Visible-record system
CA783400A Easel type ring binder