US2797438A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steam heated patching means for automotive tire casings
Assignee: Individual
•
Filing: 1954-07-06
•
Granted: 1957-07-02
•
Expires: 1974-07-06
Abstract
No abstract record available.
Inventors
- 👤 Robb Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:42
CPC Classifications
B; B29; B29C; B29C73/00; B29C73/04; B29C73/10; B29C73/24; B29C73/30; B29L; B29L2030/00; Y; Y10; Y10S; Y10S264/00; Y10S264/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1548215A
Cited
US1620435A
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US1630457A
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US1682619A
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US1866832A
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US1839877A
Cited
US1923736A
Cited
US2335878A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-01 | 1960-12-31 | 1961-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-01 | 1964-12-31 | 1965-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-01 | 1968-12-31 | 1969-07-02 | $7700.00 | Window Closed / Lapsed |