US1732241A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of valves
Assignee: Individual
•
Filing: 1927-04-08
•
Granted: 1929-10-22
•
Expires: 1947-04-08
Abstract
No abstract record available.
Inventors
- 👤 Jr Thomas E Murray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:32
CPC Classifications
F; F16; F16K; F16K3/00; F16K3/02; F16K3/12; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49405; Y10T29/49409; Y10T29/49412; Y10T29/49416; Y10T29/49421
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) | 1932-10-21 | 1933-04-22 | 1933-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-10-21 | 1937-04-22 | 1937-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-10-21 | 1941-04-22 | 1941-10-22 | $7700.00 | Window Closed / Lapsed |