David A. Van Doren

Person

Hays, KS, US

People

Patents Grantslast 30 patents

Information Patent Grant
Reusable universal waffle-cavity molding form
- Patent number 11,964,408
- Issue date Apr 23, 2024
- David Van Doren
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Modular barrier panel and construction system
- Patent number 11,391,032
- Issue date Jul 19, 2022
- David Van Doren
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Modular barrier panel and construction system
- Patent number 10,683,656
- Issue date Jun 16, 2020
- David Van Doren
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Cast-in-place hybrid building system
- Patent number 6,293,063
- Issue date Sep 25, 2001
- David A. Van Doren
- E04 - BUILDING
Information Patent Grant
Mold for forming precast conctete panels
- Patent number 5,728,312
- Issue date Mar 17, 1998
- Waffle-Crete International, Inc.
- David A. Van Doren
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Concrete panel construction and mold
- Patent number 5,667,192
- Issue date Sep 16, 1997
- Waffle-Crete International, Inc.
- David A. Van Doren
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Eave trim system
- Patent number 5,577,354
- Issue date Nov 26, 1996
- Waffle-Crete International, Inc.
- David A. Van Doren
- E04 - BUILDING
Information Patent Grant
Artificial reef
- Patent number 5,071,285
- Issue date Dec 10, 1991
- David A. Van Doren
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Artificial reef
- Patent number 4,997,311
- Issue date Mar 5, 1991
- David A. Van Doren
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Combination rebar support and nailing block
- Patent number D272125
- Issue date Jan 10, 1984
- David A. Van Doren
- D08 - Tools and hardware
Information Patent Grant
Rebar support and nailing block holder
- Patent number D264682
- Issue date Jun 1, 1982
- David A. Van Doren
- D08 - Tools and hardware
Information Patent Grant
Reinforced plastic mold for concrete panels
- Patent number 4,181,286
- Issue date Jan 1, 1980
- David A. Van Doren
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
REUSABLE UNIVERSAL WAFFLE-CAVITY MOLDING FORM
- Publication number 20210268689
- Publication date Sep 2, 2021
- David Van Doren
- E04 - BUILDING
Information Patent Application
Cast-in-place hybrid building system
- Publication number 20010003234
- Publication date Jun 14, 2001
- David A. Van Doren
- E04 - BUILDING

David A. Van Doren

Person

Patents Grantslast 30 patents

Reusable universal waffle-cavity molding form

Modular barrier panel and construction system

Modular barrier panel and construction system

Cast-in-place hybrid building system

Mold for forming precast conctete panels

Concrete panel construction and mold

Eave trim system

Artificial reef

Artificial reef

Combination rebar support and nailing block

Rebar support and nailing block holder

Reinforced plastic mold for concrete panels

Patents Applicationslast 30 patents

REUSABLE UNIVERSAL WAFFLE-CAVITY MOLDING FORM

Cast-in-place hybrid building system