US3239475A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coatings for fibrous boards
Assignee: Owens Corning
•
Filing: 1961-12-28
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Granted: 1966-03-08
•
Expires: 1981-12-28
Abstract
No abstract record available.
Inventors
- 👤 Vincent De P Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:37
CPC Classifications
C; C09; C09D; C09D131/00; C09D131/02; C09D131/04; C08; C08L; C08L1/00; C08L1/08; C08L1/26; C08L1/28; C08L1/284; C08L71/00; C08L71/02; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249962; Y10T428/249964; Y10T428/249981
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
23 words
A PAINT COMPOSITION CAPABLE OF PRODUCING A DECORATIVE FINISH ON ACOUSTICAL BOARDS AND OF FORMING A POROUS SURFACE TO RETAIN ACOUSTICAL PROPERTIES COMPRISING:
Claim 2
Dependent Claim
23 words
A PAINT COMPOSITION CAPABLE OF PRODUCING A DECORATIVE FINISH ON ACOUSTICAL BOARDS AND OF FORMING A POROUS SURFACE TO RETAIN ACOUSTICAL PROPERTIES COMPRISING:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |