Patent US5403316A successfully refreshed from Google Patents.
Patent US737941A successfully refreshed from Google Patents.
US737941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve or cut-off for tanks.
Assignee: Individual
•
Filing: 1903-07-02
•
Granted: 1903-09-01
•
Expires: 1923-07-02
Abstract
No abstract record available.
Inventors
- 👤 Peter Jerome Leithauser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:11
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/16; F16K1/18; F16K1/20; A; A23; A23G; A23G9/00; A23G9/04; A23G9/20; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86292; Y10T137/8634; Y10T137/86928; Y10T137/87016
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1906-08-31 | 1907-03-02 | 1907-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-08-31 | 1911-03-02 | 1911-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-08-31 | 1915-03-02 | 1915-09-01 | $7700.00 | Window Closed / Lapsed |