US2612255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Can transfer mechanism
Assignee: Individual
•
Filing: 1950-01-25
•
Granted: 1952-09-30
•
Expires: 1970-01-25
Abstract
No abstract record available.
Inventors
- 👤 Leuschner Kurt Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:16
CPC Classifications
B; B65; B65G; B65G47/00; B65G47/52; B65G47/68; B65G47/71
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1096310A
Cited
US1139070A
Cited
US1326903A
Cited
US1284638A
Cited
US2404232A
Cited
US2525141A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-30 | 1956-03-31 | 1956-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-30 | 1960-03-31 | 1960-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-30 | 1964-03-31 | 1964-09-30 | $7700.00 | Window Closed / Lapsed |