US1772876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Billet or blank suitable for the production of turbine blades
Assignee: Individual
•
Filing: 1928-08-14
•
Granted: 1930-08-12
•
Expires: 1948-08-14
Abstract
No abstract record available.
Inventors
- 👤 Parsons Charles Algernon
- 👤 Brownlow Edward Garrett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:32
CPC Classifications
B; B23; B23P; B23P15/00; B23P15/02; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49316; Y10T29/49336; Y10T428/00; Y10T428/12; Y10T428/12229; Y10T428/12236; Y10T428/1225; Y10T428/12257; Y10T428/12389
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) | 1933-08-11 | 1934-02-10 | 1934-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-08-11 | 1938-02-10 | 1938-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-08-11 | 1942-02-10 | 1942-08-12 | $7700.00 | Window Closed / Lapsed |