John David Jackman

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Framingham, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Telescoping toilet mounting flange
- Patent number 12,110,673
- Issue date Oct 8, 2024
- John D. Jackman
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Telescoping toilet mounting flange
- Patent number 11,391,030
- Issue date Jul 19, 2022
- John D. Jackman
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Telescoping toilet mounting flange
- Patent number 10,907,335
- Issue date Feb 2, 2021
- John David Jackman
- E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

Information Patent Application
Closet Flange Plug
- Publication number 20250164056
- Publication date May 22, 2025
- Brian F. Jackman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Telescoping Toilet Mounting Flange
- Publication number 20220341147
- Publication date Oct 27, 2022
- John D. Jackman
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
Telescoping Toilet Mounting Flange
- Publication number 20210214929
- Publication date Jul 15, 2021
- John D. Jackman
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
TELESCOPING TOILET MOUNTING FLANGE
- Publication number 20170183856
- Publication date Jun 29, 2017
- John David Jackman
- E03 - WATER SUPPLY SEWERAGE