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Del Vanderpan
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Lincoln, CA, US
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Patents Grants
last 30 patents
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Patent Grant
Double door restraining device and method
Patent number
11,661,257
Issue date
May 30, 2023
DOORFRAMER, INC.
Dave Vanderpan
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information
Patent Grant
Double door restraining device and method
Patent number
11,332,295
Issue date
May 17, 2022
DOORFRAMER, INC.
Dave Vanderpan
E04 - BUILDING
Information
Patent Grant
Item protection device and method for use
Patent number
10,954,051
Issue date
Mar 23, 2021
DOORFRAMER, INC.
Dave Vanderpan
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Information
Patent Application
DOUBLE DOOR RESTRAINING DEVICE AND METHOD
Publication number
20220234806
Publication date
Jul 28, 2022
Doorframer, Inc.
Dave Vanderpan
E04 - BUILDING