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Patent US2295237A successfully refreshed from Google Patents.
US2295237A
Expired / Lapsed
US
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Tire inflater
Assignee: Penn Electric Switch Co
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Filing: 1940-11-04
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Granted: 1942-09-08
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Expires: 1960-11-04
Abstract
No abstract record available.
Inventors
- 👤 John J Rothwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 05:14
CPC Classifications
B; B60; B60S; B60S5/00; B60S5/04; B60S5/043; Y; Y10; Y10T; Y10T137/00; Y10T137/3584; Y10T137/36; Y10T137/3615; Y10T137/7722; Y10T137/7781; Y10T137/7782
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) | 1945-09-07 | 1946-03-09 | 1946-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-09-07 | 1950-03-09 | 1950-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-09-07 | 1954-03-09 | 1954-09-08 | $7700.00 | Window Closed / Lapsed |