US1366853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic relief means for compressor-regulators
Assignee: Individual
•
Filing: 1918-10-16
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Granted: 1921-01-25
•
Expires: 1938-10-16
Abstract
No abstract record available.
Inventors
- 👤 Wainwright Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:42
CPC Classifications
F; F04; F04B; F04B49/00; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2574; Y10T137/2605; Y10T137/2622; Y10T137/2625; Y10T137/2637; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7835
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) | 1924-01-25 | 1924-07-26 | 1925-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-01-25 | 1928-07-26 | 1929-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-01-25 | 1932-07-26 | 1933-01-25 | $7700.00 | Window Closed / Lapsed |