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LIEBMANN AUGUST G

Overview
  • Total Patents
    13
About

LIEBMANN AUGUST G has a total of 13 patent applications. Its first patent ever was published in 1917. It filed its patents most often in United States and Canada. Its main competitors in its focus markets civil engineering and machines are ZÜRCHER RALF, OTTO KAMMERER DR ING and ROSENQVIST FOERVALTNINGS AB A.

Patent filings in countries

World map showing LIEBMANN AUGUST Gs patent filings in countries
# Country Total Patents
#1 United States 10
#2 Canada 3

Patent filings per year

Chart showing LIEBMANN AUGUST Gs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering
#2 Machines

Top inventors

# Name Total Patents
#1 Liebmann August G 13

Latest patents

Publication Filing date Title
US1622456A Fluid-pressure-operated shoveling machine
US1480623A Automatic fluid-pressure-operated machine shovel
US1279729A Rail-chair.
US1279728A Fastening device for rail-chairs.
US1279726A Rail-chair.
US1279725A Rail-chair.
US1279727A Rail-chair and rail-chair fastening.
US1279724A Rail-chair.
US1279723A Rail-chair.
US1279722A Composite adjustable rail-chair.
CA429089A Container making and filling machine
CA429090A Cartridge container
CA242381A Machine shovel