US2690785A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shrinkage method and apparatus
Assignee: Goodyear Tire and Rubber Co
•
Filing: 1950-12-05
•
Granted: 1954-10-05
•
Expires: 1970-12-05
Abstract
No abstract record available.
Inventors
- 👤 Ralph J Mcwilliams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:34
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/52; B29D30/38; B29D30/44; B29D2030/4437; B29D2030/4462; B29L; B29L2030/00; B29L2030/002; Y; Y10; Y10S; Y10S264/00; Y10S264/71
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1942398A
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US2067323A
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US2339181A
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US2338770A
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US2508861A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-04 | 1958-04-05 | 1958-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-04 | 1962-04-05 | 1962-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-04 | 1966-04-05 | 1966-10-05 | $7700.00 | Window Closed / Lapsed |