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Patent US2727554A successfully refreshed from Google Patents.
US2727554A
Expired / Lapsed
US
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Mending plug for tubeless tires
Assignee: SALESCASTER Inc
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Filing: 1955-04-29
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Granted: 1955-12-20
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Expires: 1975-04-29
Abstract
No abstract record available.
Inventors
- 👤 William R Westfall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:17
CPC Classifications
B; B29; B29C; B29C73/00; B29C73/04; B29C73/06; B29L; B29L2030/00; Y; Y10; Y10T; Y10T152/00; Y10T152/10; Y10T152/10882; Y10T152/10909
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-19 | 1959-06-20 | 1959-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-19 | 1963-06-20 | 1963-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-19 | 1967-06-20 | 1967-12-20 | $7700.00 | Window Closed / Lapsed |