US2686554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molding method
Assignee: Uniroyal Inc
•
Filing: 1951-06-21
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Granted: 1954-08-17
•
Expires: 1971-06-21
Abstract
No abstract record available.
Inventors
- 👤 Dorr J Hinman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:35
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/0601; B29C; B29C43/00; B29C43/32; B29C43/54; B29D30/52; B29K; B29K2021/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2079584A
Cited
US2231769A
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US2372177A
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US2476884A
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US2549144A
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US2497226A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-16 | 1958-02-15 | 1958-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-16 | 1962-02-15 | 1962-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-16 | 1966-02-15 | 1966-08-17 | $7700.00 | Window Closed / Lapsed |