Douglas E. Trimmer

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Kansas City, MO, US

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Patents Grantslast 30 patents

Information Patent Grant
Concrete sandwich wall insert
- Patent number 8,490,352
- Issue date Jul 23, 2013
- Precise Forms, Inc.
- Douglas Trimmer
- E04 - BUILDING
Information Patent Grant
Concrete form system for low-clearance applications
- Patent number 8,011,637
- Issue date Sep 6, 2011
- Precise Forms, Inc.
- Douglas E. Trimmer
- E04 - BUILDING
Information Patent Grant
Concrete form connecting apparatus
- Patent number 7,182,308
- Issue date Feb 27, 2007
- Precise Forms, Inc.
- Douglas E. Trimmer
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Apparatus for interconnecting concrete forms
- Patent number 5,759,429
- Issue date Jun 2, 1998
- Precise Forms, Inc.
- Douglas E. Trimmer
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
Concrete Sandwich Wall Insert
- Publication number 20120180411
- Publication date Jul 19, 2012
- PRECISE FORMS , INC.
- Douglas Trimmer
- E04 - BUILDING
Information Patent Application
SYSTEM FOR SECURING CONCRETE DECKING FORMS
- Publication number 20080307725
- Publication date Dec 18, 2008
- Douglas E. Trimmer
- E04 - BUILDING
Information Patent Application
SYSTEM FOR SECURING CONCRETE FORM PANELS
- Publication number 20080307735
- Publication date Dec 18, 2008
- Douglas E. Trimmer
- E04 - BUILDING
Information Patent Application
CONCRETE FORM SYSTEM FOR LOW-CLEARANCE APPLICATIONS
- Publication number 20080307736
- Publication date Dec 18, 2008
- Douglas E. Trimmer
- E04 - BUILDING
Information Patent Application
Concrete form connecting apparatus
- Publication number 20050047855
- Publication date Mar 3, 2005
- Douglas E. Trimmer
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...