US3495998A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resinous compositions
Assignee: Velsicol Chemical LLC
•
Filing: 1967-12-27
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Granted: 1970-02-17
•
Expires: 1987-12-27
Abstract
No abstract record available.
Inventors
- 👤 Howard F Reeves Jr
- 👤 John L Rose Jr
- 👤 Caldwell S Quillen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:25
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/15; C08K5/151; C08K5/1545; C08L; C08L57/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE140263C
Cited
US2381247A
Cited
GB619500A
Cited
GB806935A
Cited
US2975152A
Cited
US2931802A
Cited
US3057743A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |