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US977261A
Expired / Lapsed
US
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Valve-fitting.
Assignee: WILLIAM J CUNNINGHAM
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Filing: 1909-11-11
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Granted: 1910-11-29
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Expires: 1929-11-11
Abstract
No abstract record available.
Inventors
- 👤 Julius F Bernstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:30
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/08; B67D1/0829; B67D1/0831; B67D1/0832; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3115; Y10T137/8593; Y10T137/86292; Y10T137/86324; Y10T137/86332
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) | 1913-11-28 | 1914-05-30 | 1914-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-11-28 | 1918-05-30 | 1918-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-11-28 | 1922-05-30 | 1922-11-29 | $7700.00 | Window Closed / Lapsed |