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FEDERAL HOFFMANN INC

Overview
  • Total Patents
    79
About

FEDERAL HOFFMANN INC has a total of 79 patent applications. Its first patent ever was published in 1985. It filed its patents most often in United States, Canada and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets machines, civil engineering and electrical machinery and energy are REMINGTON AND SHERMAN COMPANY, LISLE W MENZIMER and AMERICAN CABINET HARDWARE CORP.

Patent filings per year

Chart showing FEDERAL HOFFMANN INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Swan David A 20
#2 Hallis John M 19
#3 Lau Robert G 14
#4 Kramer Robert L 12
#5 Erickson Jack A 11
#6 Mordick Brian L 7
#7 Jancsek John Joseph 6
#8 Proulx Richard W 6
#9 Lau Robert Gerald 5
#10 Jones Trent T 4

Latest patents

Publication Filing date Title
US5852255A Non-toxic frangible bullet core
FR2748771A1 HINGE DEVICE WITH REVERSIBLE LIFTING RELEASE
US5736194A Method and apparatus for masking
US5704100A Retaining clip system
US5642909A Latch system
US5722121A Enclosure hinge
US5683005A Adjustable mounting system
US5610367A Non-toxic rim-fire primer
US5679920A Non-toxic frangible bullet
US5547528A Non-toxic primer
WO9623193A1 Non-toxic bullet
US5634357A Enclosure handle
US5582042A Safety double lock
WO9521308A1 Locking door handle
US5453027A Washer for establishing electrical continuity between conductive components having non-conductive coatings
WO9520089A2 Enclosure latch
US5630632A Quarter turn latch
WO9514149A1 Hinge system
US5466315A Non-toxic primer for center-fire cartridges
US5465528A Cabinet with overlapping doors