US2129586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gyroscopic instrument
Assignee: Askania Werke AG
•
Filing: 1936-09-21
•
Granted: 1938-09-06
•
Expires: 1956-09-21
Abstract
No abstract record available.
Inventors
- 👤 Moller Waldemar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:23
CPC Classifications
B; B01; B01D; B01D1/00; B01D1/22; G; G01; G01C; G01C19/00; Y; Y10; Y10T; Y10T137/00; Y10T137/2278; Y10T137/2322; Y10T74/00; Y10T74/12; Y10T74/1229; Y10T74/1232; Y10T74/1239; Y10T74/1261; Y10T74/1268; Y10T74/1289
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) | 1941-09-05 | 1942-03-07 | 1942-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-09-05 | 1946-03-07 | 1946-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-09-05 | 1950-03-07 | 1950-09-06 | $7700.00 | Window Closed / Lapsed |