US3402836A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control system for an automatic warehouse apparatus
Assignee: CONCO-TELLUS Inc
•
Filing: 1964-11-23
•
Granted: 1968-09-24
•
Expires: 1984-11-23
Abstract
No abstract record available.
Inventors
- 👤 Robert J Debrey
- 👤 James M Deterding
- 👤 John R Weyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:11
CPC Classifications
B; B65; B65G; B65G1/00; B65G1/02; B65G1/04; B65G1/0407; B65G1/0421
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2988237A
Cited
US3076566A
Cited
US3086121A
Cited
US3168053A
Cited
US3139994A
Cited
US3173533A
Cited
US3140009A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |