Patent US1934547A successfully refreshed from Google Patents.
US1934547A
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US
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Manufacture of rubber articles
Assignee: Davol Rubber Co
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Filing: 1932-12-01
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Granted: 1933-11-07
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Expires: 1952-12-01
Abstract
No abstract record available.
Inventors
- 👤 Little Jesse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:50
CPC Classifications
B; B29; B29D; B29D22/00; B29D22/003; B29D22/006; B29C; B29C59/00; B29C59/02; B29C59/04; B29K; B29K2021/00; Y; Y10; Y10S; Y10S383/00; Y10S383/901; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1039; Y10T156/1043; Y10T156/1044; Y10T156/1048
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) | 1936-11-06 | 1937-05-08 | 1937-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-11-06 | 1941-05-08 | 1941-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-11-06 | 1945-05-08 | 1945-11-07 | $7700.00 | Window Closed / Lapsed |