US1291233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control system.
Assignee: Westinghouse Electric Corp
•
Filing: 1915-10-27
•
Granted: 1919-01-14
•
Expires: 1935-10-27
Abstract
No abstract record available.
Inventors
- 👤 Norman W Storer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:36
CPC Classifications
B; B60; B60L; B60L50/00; B60L50/50; B60L50/52; Y; Y02; Y02T; Y02T10/00; Y02T10/60; Y02T10/70; Y10; Y10S; Y10S388/00; Y10S388/90; Y10S388/905
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) | 1922-01-13 | 1922-07-15 | 1923-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1926-01-13 | 1926-07-15 | 1927-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1930-01-13 | 1930-07-15 | 1931-01-14 | $7700.00 | Window Closed / Lapsed |