Patent US1459243A successfully refreshed from Google Patents.
US1459243A
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Assignee: Individual
•
Filing: 1922-03-31
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Granted: 1923-06-19
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Expires: 1942-03-31
Abstract
No abstract record available.
Inventors
- 👤 Leo F O'flaherty
- 👤 William L Kirkpatrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:50
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/10; F16K11/14; F16K11/16; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86928; Y10T137/87571; Y10T137/87676; Y10T137/87917; Y10T137/87981
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) | 1926-06-18 | 1926-12-18 | 1927-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-06-18 | 1930-12-18 | 1931-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-06-18 | 1934-12-18 | 1935-06-19 | $7700.00 | Window Closed / Lapsed |