Patent US758970A successfully refreshed from Google Patents.
US758970A
Expired / Lapsed
US
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Closet-cistern and valve therefor.
Assignee: Individual
•
Filing: 1903-05-04
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Granted: 1904-05-03
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Expires: 1923-05-04
Abstract
No abstract record available.
Inventors
- 👤 Francis Jackson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:47
CPC Classifications
E; E03; E03D; E03D1/00; E03D1/02; E03D1/06; E03D1/10; E03D1/105; Y; Y10; Y10T; Y10T137/00; Y10T137/2713; Y10T137/2842; Y10T137/2863; Y10T137/7287; Y10T137/7358; Y10T137/7423; Y10T137/7439; Y10T137/7475
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) | 1907-05-03 | 1907-11-02 | 1908-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1911-05-03 | 1911-11-02 | 1912-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1915-05-03 | 1915-11-02 | 1916-05-03 | $7700.00 | Window Closed / Lapsed |