Patent US2406661A successfully refreshed from Google Patents.
US3493095A
Expired / Lapsed
US
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Pan transfer conveyor system
Assignee: Teledyne Inc
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Filing: 1968-03-05
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Granted: 1970-02-03
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Expires: 1988-03-05
Abstract
No abstract record available.
Inventors
- 👤 Gary A Messerly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:44
CPC Classifications
B; B65; B65G; B65G47/00; B65G47/52; B65G47/68; B65G47/681; B65G47/53; B65G47/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3096871A
Cited
US3265186A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-02 | 1973-08-04 | 1974-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-02 | 1977-08-04 | 1978-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-02 | 1981-08-04 | 1982-02-03 | $7700.00 | Window Closed / Lapsed |