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PITTSBURGH STEEL DRUM COMPANY

Overview
  • Total Patents
    15
About

PITTSBURGH STEEL DRUM COMPANY has a total of 15 patent applications. Its first patent ever was published in 1925. It filed its patents most often in United States and United Kingdom. Its main competitors in its focus markets packaging and shipping, machines and mechanical elements are POTTS ROY C, SOUTHERN CAN CO and TAIYO SEIKI IRON WORKS.

Patent filings in countries

World map showing PITTSBURGH STEEL DRUM COMPANYs patent filings in countries
# Country Total Patents
#1 United States 14
#2 United Kingdom 1

Patent filings per year

Chart showing PITTSBURGH STEEL DRUM COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jesser Albert E 7
#2 Mccrery Harold E 6
#3 Elliott Harrison K 1
#4 Black George E 1

Latest patents

Publication Filing date Title
US2325491A Machinery key
US2117807A Gasket closure
US2071535A Sealing ring
US2005341A Sealing ring
US2043101A Metal sput and method of attaching the same to sheet metal containers
US2074475A Spring clip
US2029173A Sealing ring
US1937806A Shipping drum
US1713612A Metal shipping drum
US1770163A Shipping drum and method of making the same
GB264732A Improvements in shipping drums
US1643252A Shipping drum
US1672822A Shipping drum and method of assembling the same
US1673256A Shipping drum
US1671735A Shipping drum