George K. Castle

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Chelmsford, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Reinforcement system for mastic intumescent fire protection coatings
- Patent number 5,580,648
- Issue date Dec 3, 1996
- Avco Corporation
- George K. Castle
- D03 - WEAVING
Information Patent Grant
Fireproofing panel attachment system
- Patent number 5,509,241
- Issue date Apr 23, 1996
- Avco Corporation
- John M. Coconis
- E04 - BUILDING
Information Patent Grant
Reinforcement system for mastic intumescent fire protection coating...
- Patent number 5,433,991
- Issue date Jul 18, 1995
- Avco Corporation
- George P. Boyd
- D03 - WEAVING
Information Patent Grant
Intumescent fireproofing panel system
- Patent number 5,404,687
- Issue date Apr 11, 1995
- Avco Corporation
- Melvyn Blake
- E04 - BUILDING
Information Patent Grant
Means for and method of making a cast structural fire proof panel a...
- Patent number 4,967,532
- Issue date Nov 6, 1990
- Avco Corporation
- George K. Castle
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Fire proof cable tray enclosure
- Patent number 4,276,332
- Issue date Jun 30, 1981
- George K. Castle
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Structural support for char derived from intumescent coatings
- Patent number 4,069,075
- Issue date Jan 17, 1978
- Avco Corporation
- Rudolph W. Billing
- E04 - BUILDING