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PENN METAL COMPANY INC

Overview
  • Total Patents
    11
About

PENN METAL COMPANY INC has a total of 11 patent applications. Its first patent ever was published in 1934. It filed its patents most often in United States and United Kingdom. Its main competitors in its focus markets civil engineering, machine tools and machines are GOLDSMITH WILLIAM M, DONN PROD INC and OLSEN ANDERS C.

Patent filings in countries

World map showing PENN METAL COMPANY INCs patent filings in countries
# Country Total Patents
#1 United States 10
#2 United Kingdom 1

Patent filings per year

Chart showing PENN METAL COMPANY INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Spinosa Arthur V 5
#2 Abney Jack O 1
#3 Washam Ross D 1
#4 Clark Raymond C 1
#5 Duval Terrell Robert 1
#6 Redding Edward T 1
#7 Stovall Jr Wilbur C 1
#8 Mae Barker Ola 1

Latest patents

Publication Filing date Title
US3331176A Building construction and expansion joint therefor
GB1026190A Improvements in or relating to wall or partition structures
US3298081A Method of and apparatus for cold working and expanding a metal member such as a channel stud
US3083794A Joined sheet metal structures
US2995872A Resilient clip and installation thereof
US3015194A Building construction and expansion joint therefor
US2290002A Wall structure
US2269384A Metal base for wall construction
US2131670A Expanded metal lath
US2134155A Hollow partition
US2099709A Plaster base