US1640363A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing rubber-containing plastics and products obtained thereby
Assignee: Revere Rubber Co
•
Filing: 1923-07-03
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Granted: 1927-08-30
•
Expires: 1943-07-03
Abstract
No abstract record available.
Inventors
- 👤 Mcgavack John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:45
CPC Classifications
C; C08; C08C; C08C19/00; C08G; C08G16/00; C08G16/02; C08G16/0212; C08G8/00; C08G8/04; C08G8/08; C08G8/10; C08G8/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1930-08-29 | 1931-02-28 | 1931-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-08-29 | 1935-02-28 | 1935-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-08-29 | 1939-02-28 | 1939-08-30 | $7700.00 | Window Closed / Lapsed |