US1656874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for vulcanizing rubber articles
Assignee: Goodyear Tire and Rubber Co
•
Filing: 1927-04-07
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Granted: 1928-01-17
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Expires: 1947-04-07
Abstract
No abstract record available.
Inventors
- 👤 Robert W Snyder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:29
CPC Classifications
B; B29; B29D; B29D23/00; B29D23/001; B29D23/003; B29D23/006; B29C; B29C31/00; B29C35/00; B29C35/02; B29C35/04; B29K; B29K2021/00; Y; Y10; Y10S; Y10S528/00; Y10S528/931
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) | 1931-01-16 | 1931-07-18 | 1932-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-01-16 | 1935-07-18 | 1936-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-01-16 | 1939-07-18 | 1940-01-17 | $7700.00 | Window Closed / Lapsed |