US2508368A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyer mechanism for upending articles
Assignee: Primerica Inc
•
Filing: 1947-05-14
•
Granted: 1950-05-23
•
Expires: 1967-05-14
Abstract
No abstract record available.
Inventors
- 👤 Frank F Borkmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:29
CPC Classifications
B; B65; B65G; B65G47/00; B65G47/22; B65G47/24; B65G47/248; B65G47/252; B65G2201/00; B65G2201/02; B65G2201/0235; B65G2201/0244; B65G2207/00; B65G2207/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1859486A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-22 | 1953-11-21 | 1954-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-22 | 1957-11-21 | 1958-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-22 | 1961-11-21 | 1962-05-23 | $7700.00 | Window Closed / Lapsed |