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CHEMFAB CORP

Overview
  • Total Patents
    41
About

CHEMFAB CORP has a total of 41 patent applications. Its first patent ever was published in 1958. It filed its patents most often in United States, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets machines, surface technology and coating and thermal processes are FOSS MFG CO, SCHNELLER INC and RAKUPRI CO LTD.

Patent filings per year

Chart showing CHEMFAB CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Effenberger John A 18
#2 Koerber Keith G 16
#3 Enzien Francis M 7
#4 Keese Frank M 7
#5 Sahlin Katherine M 6
#6 Cushman Michael P 6
#7 Punnett Milton B 5
#8 Effenberger John 5
#9 Stone Richard L 4
#10 Mcmartin James Michael 4

Latest patents

Publication Filing date Title
AU8701801A Polymeric composites of chlorotrifluoroethylene for use in architectural load-bearing structures
WO0153073A1 Non-curling reinforced composite membranes with differing opposed faces, methods for producing and their use in varied applications
US6425821B1 Pore-containing web for diffusing fluids
US6194050B1 Composites of fluropolymers with thermally non-adherent non-fluoropolymers
US6239223B1 Fluoropolymeric composition
US6139426A Molded polymer air diffusing screen
US6059655A Fabric air diffuser, method for diffusing air, and method for attenuating noise associated with flowing air
JPH1044274A Translucent polymer composite material used for load supporting structure and manufacture thereof
US5759924A Translucent polymeric composite for use in an architectural load-bearing structure
US5725427A Fabric air diffuser, method for diffusing air, and method for attenuating noise associated with flowing air
WO9519883A2 Composites of fluoropolymers with thermally non-adherent non-fluoropolymers and methods for producing the same
US5357726A Composite materials for structural end uses
US5230937A Reinforced fluoropolymer composite
US5238748A Polyimide and fluoropolymer containing films and laminates
EP0515621A1 Improved composite materials for architectural structural end use
WO9208609A2 Flexible multilayer fluoropolymer laminate
US2991808A Reinforced articles and method of making