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T & L CO INC

Overview
  • Total Patents
    16
About

T & L CO INC has a total of 16 patent applications. Its first patent ever was published in 1923. It filed its patents most often in United States. Its main competitors in its focus markets machines, consumer goods and civil engineering are R NEUMANN HARDWARE CO, J E MERGOTT CO and CREST LOCK CO.

Patent filings in countries

World map showing T & L CO INCs patent filings in countries
# Country Total Patents
#1 United States 16

Patent filings per year

Chart showing T & L CO INCs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machines
#2 Consumer goods
#3 Civil engineering

Top inventors

# Name Total Patents
#1 Hugo Tueckmantel 10
#2 Lotz William A 5
#3 Stelljes Fred D 1

Latest patents

Publication Filing date Title
US1841508A Bag frame latch
US1702621A Bag lock
US1681269A Bag partition
US1636971A Bag-frame hinge
US1596561A Bag-frame connection
US1585949A Combination lock for bags
US1559898A Latch fastener for bags
US1536596A Bag-frame registering connection
US1576161A Bag-frame lock
US1621076A Bag-handle connection
US1520030A Latch fastener for bags
US1514917A Bag-frame hinge
US1520038A Locking catch for portfolios and the like
US1516514A Latch fastener for bags
US1488301A Bag-frame lock
US1533149A Bag-frame registering and handle connection