US2122560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid valve
Assignee: Individual
•
Filing: 1936-03-21
•
Granted: 1938-07-05
•
Expires: 1956-03-21
Abstract
No abstract record available.
Inventors
- 👤 Florez Luis De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:32
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/02; F16K11/08; F16K11/083; F16K5/00; F16K5/08; F16K5/14; F16K5/16; F16K5/162; Y; Y10; Y10S; Y10S277/00; Y10S277/93; Y10T; Y10T137/00; Y10T137/4238; Y10T137/4358; Y10T137/4442; Y10T137/6416; Y10T137/6579
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) | 1941-07-04 | 1942-01-03 | 1942-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-07-04 | 1946-01-03 | 1946-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-07-04 | 1950-01-03 | 1950-07-05 | $7700.00 | Window Closed / Lapsed |