Patent US3813650A successfully refreshed from Google Patents.
Patent US1285769A successfully refreshed from Google Patents.
US1285769A
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Assignee: CHARLES W MCCONNEL
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Filing: 1915-01-09
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Granted: 1918-11-26
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Expires: 1935-01-09
Abstract
No abstract record available.
Inventors
- 👤 George S Melcher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:15
CPC Classifications
F; F16; F16K; F16K47/00; F16K47/08; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86718; Y10T137/86734; Y10T137/86759; Y10T137/86791; Y10T137/86799; Y10T137/86807
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) | 1921-11-25 | 1922-05-27 | 1922-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-11-25 | 1926-05-27 | 1926-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-11-25 | 1930-05-27 | 1930-11-26 | $7700.00 | Window Closed / Lapsed |