Geoffrey J. Grumbach

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Somerville, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
System for capturing and destroying hair or waste within a commerci...
- Patent number 12,163,326
- Issue date Dec 10, 2024
- NeverClog, LLC
- Geoffrey J. Grumbach
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Apparatus for capturing and destroying hair within a shower drain
- Patent number 11,242,678
- Issue date Feb 8, 2022
- NeverClog LLC
- Geoffrey J. Grumbach
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Apparatus for capturing and destroying hair within a shower drain
- Patent number 10,982,425
- Issue date Apr 20, 2021
- NeverClog LLC
- Geoffrey J. Grumbach
- E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS FOR CAPTURING AND DESTROYING HAIR WITHIN A SHOWER DRAIN
- Publication number 20220186485
- Publication date Jun 16, 2022
- NeverClog LLC
- Geoffrey J. GRUMBACH
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
apparatus for capturing and destroying hair within a shower drain
- Publication number 20210207356
- Publication date Jul 8, 2021
- NeverClog LLC
- Geoffrey J. GRUMBACH
- E03 - WATER SUPPLY SEWERAGE