US1650314A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dir
Assignee: Individual
•
Filing: 1927-02-04
•
Granted: 1927-11-22
•
Expires: 1947-02-04
Abstract
No abstract record available.
Inventors
- 👤 Gustave A Ackermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:55
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/38; B26F1/44; B26F1/40; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/2122; Y10T83/2124; Y10T83/2135; Y10T83/215; Y10T83/2155; Y10T83/2157
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) | 1930-11-21 | 1931-05-23 | 1931-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-11-21 | 1935-05-23 | 1935-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-11-21 | 1939-05-23 | 1939-11-22 | $7700.00 | Window Closed / Lapsed |