US3512279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: TORO Manufacturing CORP
•
Filing: 1965-09-24
•
Granted: 1970-05-19
•
Expires: 1985-09-24
Abstract
No abstract record available.
Inventors
- 👤 Donald O Benson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:35
CPC Classifications
E; E01; E01H; E01H5/00; E01H5/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2207447A
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US2408459A
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US2597735A
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US2597774A
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US2714772A
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US2730084A
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US2815742A
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US3157211A
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US3115714A
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US3199235A
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US3110997A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-18 | 1973-11-17 | 1974-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-18 | 1977-11-17 | 1978-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-18 | 1981-11-17 | 1982-05-19 | $7700.00 | Window Closed / Lapsed |