Patent US650725A successfully refreshed from Google Patents.
US650725A
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Pressure-regulator.
Assignee: JOHN S LESLIE
•
Filing: 1900-03-21
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Granted: 1900-05-29
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Expires: 1920-03-21
Abstract
No abstract record available.
Inventors
- 👤 Jules P Metzger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:18
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/14; G05D16/16; G05D16/163; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7758; Y10T137/7762; Y10T137/7764; Y10T137/7769; Y10T137/8593; Y10T137/86928; Y10T137/86936; Y10T137/86944; Y10T137/87096; Y10T137/87121
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) | 1903-05-29 | 1903-11-28 | 1904-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1907-05-29 | 1907-11-28 | 1908-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1911-05-29 | 1911-11-28 | 1912-05-29 | $7700.00 | Window Closed / Lapsed |