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G P GYPSUM CORP

Overview
  • Total Patents
    62
About

G P GYPSUM CORP has a total of 62 patent applications. Its first patent ever was published in 1995. It filed its patents most often in United States, Mexico and Canada. Its main competitors in its focus markets machines, civil engineering and surface technology and coating are PROCELIS SA, DRY CAROLYN and SAINT GOBAIN TECHNICAL FABRICS.

Patent filings per year

Chart showing G P GYPSUM CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Francis Hubert C 14
#2 Randall Brian G 11
#3 Ksionzyk Anne H 9
#4 O'Haver-Smith Debbie 8
#5 Klus Donald F 7
#6 Esguerra Fabio E 7
#7 Smith Russell 6
#8 Currier Alan 5
#9 Fowler George F 4
#10 Smith Russell S 4

Latest patents

Publication Filing date Title
US2006181184A1 Fire resistant file cabinets and safes, and method of manufacture thereof
WO2004096726A1 Fire door core
CN1774333A Improved mat-faced gypsum board
CA2485144A1 Interior wallboard and method of making same
US2004038065A1 Gypsum board having polyvinyl alcohol binder in interface layer and method for making the same
US2003221591A1 Quick drying plaster
US6648965B2 Fire door components and fire doors comprising the components
US6770354B2 Mat-faced gypsum board
US6340389B1 Fire door core
US5945182A Fire-resistant members containing gypsum fiberboard
WO9706949A1 Improved mat-faced gypsum board and method of manufacturing same
WO9640514A1 Improved fibrous mat and mat-faced gypsum board
US5723226A Gypsum-containing compositions and fire-resistant articles