US3477392A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lading separating means
Assignee: Unarco Industries LLC
•
Filing: 1967-01-30
•
Granted: 1969-11-11
•
Expires: 1987-01-30
Abstract
No abstract record available.
Inventors
- 👤 Russell M Loomis
- 👤 Henry D Breen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:31
CPC Classifications
B; B60; B60P; B60P7/00; B60P7/06; B60P7/135; B60P7/15; B60P7/14; B61; B61D; B61D45/00; B61D45/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2160870A
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US2659319A
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US2769404A
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US2812974A
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US2898872A
Cited
US2896554A
Cited
US3070044A
Cited
US3007423A
Cited
US3071086A
Cited
US3130690A
Cited
US3352595A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-10 | 1973-05-12 | 1973-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-10 | 1977-05-12 | 1977-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-10 | 1981-05-12 | 1981-11-11 | $7700.00 | Window Closed / Lapsed |