Patent US1897690A successfully refreshed from Google Patents.
US1897690A
Expired / Lapsed
US
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Tire shaping and air bag inserting machine
Assignee: Goodyear Tire and Rubber Co
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Filing: 1929-10-01
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Granted: 1933-02-14
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Expires: 1949-10-01
Abstract
No abstract record available.
Inventors
- 👤 Mattia Barthold De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:54
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/36
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) | 1936-02-14 | 1936-08-15 | 1937-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-02-14 | 1940-08-15 | 1941-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-02-14 | 1944-08-15 | 1945-02-14 | $7700.00 | Window Closed / Lapsed |