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US3257012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refuse collection loading and packing mechanism
Assignee: Individual
•
Filing: 1961-07-13
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Granted: 1966-06-21
•
Expires: 1981-07-13
Abstract
No abstract record available.
Inventors
- 👤 Berolzheimer Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:21
CPC Classifications
B; B65; B65F; B65F3/00; B65F3/14; B65F3/20; B65F3/207; B65F3/24; B65F3/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2430973A
Cited
US2496039A
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US2622400A
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US2649216A
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US2698517A
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US2748964A
Cited
US2888158A
Cited
US3049256A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-20 | 1969-12-20 | 1970-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-20 | 1973-12-20 | 1974-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-20 | 1977-12-20 | 1978-06-21 | $7700.00 | Window Closed / Lapsed |