US3167192A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic sortation system
Assignee: Prospect Manufacturing Co Inc
•
Filing: 1961-01-10
•
Granted: 1965-01-26
•
Expires: 1981-01-10
Abstract
No abstract record available.
Inventors
- 👤 Walter G Harrison
- 👤 Harrison John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:17
CPC Classifications
B; B07; B07C; B07C3/00; B07C3/02; B07C3/08; B07C3/082
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1528227A
Cited
GB241598A
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US2194381A
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US2227778A
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US2344596A
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US2818962A
Cited
US2833427A
Cited
US2969137A
Cited
US3034665A
Cited
US3000518A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-26 | 1968-07-27 | 1969-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-26 | 1972-07-27 | 1973-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-26 | 1976-07-27 | 1977-01-26 | $7700.00 | Window Closed / Lapsed |