US2638955A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Repair patch for rubber articles
Assignee: Individual
•
Filing: 1949-07-29
•
Granted: 1953-05-19
•
Expires: 1969-07-29
Abstract
No abstract record available.
Inventors
- 👤 Gruber Willy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:25
CPC Classifications
H; H01; H01J; H01J7/00; H01J7/14; H01J7/18; B; B29; B29C; B29C73/00; B29C73/04; B29C73/10; B29L; B29L2030/00; Y; Y10; Y10T; Y10T152/00; Y10T152/10; Y10T152/10882
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE17860E
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US1629335A
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USRE17859E
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US995106A
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GB129195A
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US1503701A
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GB248374A
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FR640563A
Cited
US2012935A
Cited
US1897927A
Cited
US2157183A
Cited
CH231821A
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US2486669A
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US2582770A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-18 | 1956-11-17 | 1957-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-18 | 1960-11-17 | 1961-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-18 | 1964-11-17 | 1965-05-19 | $7700.00 | Window Closed / Lapsed |