US2924324A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Demand actuated conveyor system
Assignee: Control Design and Fabricate Inc
•
Filing: 1958-12-30
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Granted: 1960-02-09
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Expires: 1978-12-30
Abstract
No abstract record available.
Inventors
- 👤 Alfred D Benson
- 👤 Schlottmann Herman
- 👤 Hector Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:21
CPC Classifications
B; B07; B07C; B07C3/00; B07C3/003; B07C3/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2728466A
Cited
US2880891A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-08 | 1963-08-10 | 1964-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-08 | 1967-08-10 | 1968-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-08 | 1971-08-10 | 1972-02-09 | $7700.00 | Window Closed / Lapsed |