Patent US892050A successfully refreshed from Google Patents.
Patent US3077945A successfully refreshed from Google Patents.
US3077945A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of acoustic tile material and tile therefrom
Assignee: Wood Conversion Co
•
Filing: 1959-08-07
•
Granted: 1963-02-19
•
Expires: 1979-08-07
Abstract
No abstract record available.
Inventors
- 👤 George W Thomas
- 👤 Paul J Mcgervey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:33
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/82; E04B1/84; E04B1/86; D; D21; D21J; D21J1/00; E04B2001/8457; E04B2001/8461; E04B2001/8476; E04B2001/848
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
THE METHOD OF DECORATING A PORUS-BODIED ACOUSTICAL TILE WHICH COMPRISES SPRAYING A COATING COMPOSITION OF A FIRST COLOR INTO FISSURE-LIKE OPENINGS IN A FACE OF THE
Claim 2
Independent Claim
26 words
THE METHOD OF DECORATING A PORUS-BODIED ACOUSTICAL TILE WHICH COMPRISES SPRAYING A COATING COMPOSITION OF A FIRST COLOR INTO FISSURE-LIKE OPENINGS IN A FACE OF THE
References Cited (Backward Citations)
US2338813A
Cited
US2388880A
Cited
US2459121A
Cited
US2668123A
Cited
US2667925A
Cited
US2791289A
Cited
US2874796A
Cited
US2868684A
Cited
US2968327A
Cited
US3013626A
Cited
US3017947A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-18 | 1966-08-20 | 1967-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-18 | 1970-08-20 | 1971-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-18 | 1974-08-20 | 1975-02-19 | $7700.00 | Window Closed / Lapsed |