Patent US866503A successfully refreshed from Google Patents.
US866503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid-pressure regulator.
Assignee: Individual
•
Filing: 1907-06-22
•
Granted: 1907-09-17
•
Expires: 1927-06-22
Abstract
No abstract record available.
Inventors
- 👤 Andrew J Morehart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:56
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/04; G05D16/10; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7796
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) | 1910-09-16 | 1911-03-18 | 1911-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-09-16 | 1915-03-18 | 1915-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-09-16 | 1919-03-18 | 1919-09-17 | $7700.00 | Window Closed / Lapsed |