US3489697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of curing a solution of rubber and of foamed rubber
Assignee: Uniroyal Chemical Co Inc
•
Filing: 1965-01-05
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Granted: 1970-01-13
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Expires: 1985-01-05
Abstract
No abstract record available.
Inventors
- 👤 George H Brice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:43
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/04; C08J9/12; C08J9/122; C08J9/14; C08J9/141; C08J9/36; C08J9/38; C08K; C08K5/00; C08K5/04; C08K5/13; C08K5/36; C08K5/41; C08K5/42; C08L; C08L1/00; C08L21/00; C08L23/00; C08L23/02; C08L23/16; C08L23/18; C08L23/20; C08L23/22; C08L61/00; C08L61/04; C08L61/06; C08L61/14; C08J2321/00; C08J2323/00; C08J2323/02; C08J2323/16; C08K7/00; C08K7/02; C08L2203/00; C08L2203/14; C08L2312/00; C08L2312/04; C08L2666/00; C08L2666/02; C08L2666/14; C08L2666/16; Y; Y10; Y10S; Y10S521/00; Y10S521/913
Claims Analysis
Total Claims: 0
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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) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |