Patent FR881970A successfully refreshed from Google Patents.
US3486468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lading separating means
Assignee: Unarco Industries LLC
•
Filing: 1967-01-30
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Granted: 1969-12-30
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Expires: 1987-01-30
Abstract
No abstract record available.
Inventors
- 👤 Frank A Bezlaj
- 👤 Gerald R Mclaughlin
- 👤 Russell M Loomis
- 👤 Henry D Breen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:55
CPC Classifications
B; B63; B63B; B63B25/00; B61; B61D; B61D45/00; B61D45/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2160870A
Cited
US2812974A
Cited
US2898872A
Cited
US3070044A
Cited
US2988017A
Cited
US3114338A
Cited
US3352595A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-29 | 1973-06-30 | 1973-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-29 | 1977-06-30 | 1977-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-29 | 1981-06-30 | 1981-12-30 | $7700.00 | Window Closed / Lapsed |