US2844105A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyor systems
Assignee: Individual
•
Filing: 1952-06-10
•
Granted: 1958-07-22
•
Expires: 1972-06-10
Abstract
No abstract record available.
Inventors
- 👤 King Donald Mayer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:32
CPC Classifications
B; B65; B65G; B65G17/00; B65G17/20; B65G2201/00; B65G2201/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2633088A
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US2679810A
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US2782727A
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US2812724A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-21 | 1962-01-20 | 1962-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-21 | 1966-01-20 | 1966-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-21 | 1970-01-20 | 1970-07-22 | $7700.00 | Window Closed / Lapsed |