US2529168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyer chain
Assignee: MICHIANA PRODUCTS Corp
•
Filing: 1948-10-08
•
Granted: 1950-11-07
•
Expires: 1968-10-08
Abstract
No abstract record available.
Inventors
- 👤 Joseph K Marshall
- 👤 Nygren Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:01
CPC Classifications
B; B65; B65G; B65G17/00; B65G17/30; B65G17/38; B65G17/40; B65G2201/00; B65G2201/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1845127A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-06 | 1954-05-08 | 1954-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-06 | 1958-05-08 | 1958-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-06 | 1962-05-08 | 1962-11-07 | $7700.00 | Window Closed / Lapsed |