US2515079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyer chain
Assignee: Individual
•
Filing: 1947-05-06
•
Granted: 1950-07-11
•
Expires: 1967-05-06
Abstract
No abstract record available.
Inventors
- 👤 Ferdinand H Dalrymple
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:55
CPC Classifications
B; B65; B65G; B65G17/00; B65G17/06; B65G17/065; B65G2201/00; B65G2201/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-10 | 1954-01-09 | 1954-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-10 | 1958-01-09 | 1958-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-10 | 1962-01-09 | 1962-07-11 | $7700.00 | Window Closed / Lapsed |