The patent application was filed by TAMKO Building Products, LLC for an applying a release material to a shingle during manufacturing. It was filed on Feb. 28, 2019 before being approved on Aug. 3, 2021.
It was the only patent approved in the week ending Aug. 7 from Galena.
Though patents are required for inventions and products, the granting of a patent is not a guarantee for success. Dennis Crouch, co-director of the Center for Intellectual Property & Entrepreneurship said roughly 50 percent of patents expire prematurely due to costs.
Longest patent application period in Galena for week ending Aug. 7
| Applicant Name | Filing Date | Granted Date |
|---|---|---|
| TAMKO Building Products, LLC | 2019-02-28 | 2021-08-03 |
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