US678872A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure-regulator.
Assignee: LEWIS F MCCLURE
•
Filing: 1899-08-07
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Granted: 1901-07-23
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Expires: 1919-08-07
Abstract
No abstract record available.
Inventors
- 👤 Robert E Haward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:44
CPC Classifications
F; F16; F16K; F16K27/00; F16K27/04; F16K27/044; F16K27/045; Y; Y10; Y10T; Y10T137/00; Y10T137/5109; Y10T137/5196; Y10T137/7722; Y10T137/7781; Y10T137/7782; Y10T137/7793; Y10T137/7822; Y10T137/7823; Y10T137/7824; Y10T137/794; Y10T137/8122
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) | 1904-07-22 | 1905-01-21 | 1905-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-07-22 | 1909-01-21 | 1909-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-07-22 | 1913-01-21 | 1913-07-23 | $7700.00 | Window Closed / Lapsed |