Hallett; Chester W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hallett; Chester W..The latest application filed is for "method for producing an inorganic foam structure for use as a durable acoustical panel".
- Hallett; Chester W. - North East MD
- Hallett; Chester W. - Lancaster PA
| Patent | Date |
|---|---|
| Method for producing an inorganic foam structure for use as a durable acoustical panel Grant 6,780,356 - Putt , et al. August 24, 2 | 2004-08-24 |
| Foamed composite panel with improved acoustics and durability Grant 6,596,389 - Hallett , et al. July 22, 2 | 2003-07-22 |
| Decorative elements for subceilings Grant 5,495,697 - Bischel , et al. March 5, 1 | 1996-03-05 |
| Decorative elements for subceilings Grant 5,421,132 - Bischel , et al. June 6, 1 | 1995-06-06 |
| Locking connection for suspended ceiling system Grant 5,394,669 - Hallett , et al. March 7, 1 | 1995-03-07 |
| Composite ceiling grid Grant 5,325,647 - Forry , et al. July 5, 1 | 1994-07-05 |
| Decorative elements for subceilings Grant 5,265,393 - Bischel , et al. November 30, 1 | 1993-11-30 |
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