Patent US2432630A successfully refreshed from Google Patents.
US2432630A
Expired / Lapsed
US
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Pneumatic tire
Assignee: Wingfoot Corp
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Filing: 1942-08-08
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Granted: 1947-12-16
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Expires: 1962-08-08
Abstract
No abstract record available.
Inventors
- 👤 John F Purdy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:50
CPC Classifications
B; B60; B60C; B60C9/00; B60C9/02; B60C9/04; B60C9/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US778495A
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US790907A
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US790906A
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US1210434A
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US1422046A
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US1493674A
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US1428040A
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US1454469A
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US1579817A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-12-15 | 1951-06-16 | 1951-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-15 | 1955-06-16 | 1955-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-15 | 1959-06-16 | 1959-12-16 | $7700.00 | Window Closed / Lapsed |