David Daniel Rankin SR.

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Yadkinville, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Security lock for door
- Patent number 11,015,376
- Issue date May 25, 2021
- David Daniel Rankin
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
RETROFIT SECURITY GRID FOR WINDOW
- Publication number 20200318425
- Publication date Oct 8, 2020
- David Daniel Rankin
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
SECURITY LOCK FOR DOOR
- Publication number 20190264480
- Publication date Aug 29, 2019
- David Daniel Rankin
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES