US1286283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of shrouding blades.
Assignee: Westinghouse Electric Corp
•
Filing: 1914-12-30
•
Granted: 1918-12-03
•
Expires: 1934-12-30
Abstract
No abstract record available.
Inventors
- 👤 Christian Gilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:08
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/30; F01D5/3061; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49316; Y10T29/4932; Y10T29/49321; Y10T29/49336
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) | 1921-12-02 | 1922-06-03 | 1922-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-12-02 | 1926-06-03 | 1926-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-12-02 | 1930-06-03 | 1930-12-03 | $7700.00 | Window Closed / Lapsed |