Patent US2590877A successfully refreshed from Google Patents.
Patent US714143A successfully refreshed from Google Patents.
US714143A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure-reducing valve.
Assignee: Individual
•
Filing: 1902-04-08
•
Granted: 1902-11-25
•
Expires: 1922-04-08
Abstract
No abstract record available.
Inventors
- 👤 Sven Carlson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:26
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/04; G05D16/06; G05D16/063; G05D16/0644; G05D16/0655; F; F16; F16K; F16K31/00; F16K31/02; F16K31/06; F16K31/0644; F16K31/0655; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7782; Y10T137/7793; Y10T137/7794; Y10T137/7822; Y10T137/7823; Y10T137/7825; Y10T137/8593; Y10T137/86928
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) | 1905-11-24 | 1906-05-26 | 1906-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1909-11-24 | 1910-05-26 | 1910-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1913-11-24 | 1914-05-26 | 1914-11-25 | $7700.00 | Window Closed / Lapsed |