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ECONOMY FORMS CORP

Overview
  • Total Patents
    46
About

ECONOMY FORMS CORP has a total of 46 patent applications. Its first patent ever was published in 1935. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets civil engineering, machines and environmental technology are LAYHER W VERWALTUNGS GMBH, SGB HOLDINGS LTD and KWIKFORM LTD.

Patent filings in countries

World map showing ECONOMY FORMS CORPs patent filings in countries
# Country Total Patents
#1 United States 35
#2 Canada 8
#3 United Kingdom 3

Patent filings per year

Chart showing ECONOMY FORMS CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jennings William A 15
#2 Allen Jennings William 8
#3 Jennings Ralph L 6
#4 Mccracken Robert G 4
#5 Phillips Jim D 2
#6 Brotherton Thomas W 2
#7 Mccracken Lyde S 2
#8 Jennings Albert L 1
#9 Mccracken L 1
#10 Laurence Jennings Albert 1

Latest patents

Publication Filing date Title
US5069418A Device for leveling concrete form assemblies
US5137250A Tie rod bearing unit for use in concrete form assemblies
US4964256A Beam member for concrete forming system
US5137251A Pour window for a concrete form
CA1284725C Concrete form and method of fabricating same
CA1253356A Cambered truss header for a shoring structure
US4679763A Concrete form having adjustable curvature and method for producing same
US4569501A Cambered truss header for a shoring structure
US4530648A Wall climbing form hoist
US4178729A Wall structure for a nuclear reactor containment housing
US3844526A Vertical shaft form with cammed stripping units
US3650081A Shore tower assembly
US3650078A Shore tower assembly
US3693927A Release plate for a collapsible culvert form
US3533592A Shoring structure for concrete forms
US3414228A Connecting member for metal form structures
US3409266A Shoring structure for concrete forms
US3301517A Multiple friction collar assembly
US3323815A Friction collar assembly
US3160940A Locking connection for concrete forms