US3023039A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tooth bar mounting for parallel rakes
Assignee: International Motors LLC
•
Filing: 1957-02-27
•
Granted: 1962-02-27
•
Expires: 1977-02-27
Abstract
No abstract record available.
Inventors
- 👤 Etlar A Henningsen
- 👤 Edward J Johnston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:27
CPC Classifications
A; A01; A01D; A01D78/00; A01D78/02; A01D78/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US819909A
Cited
US978091A
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US1234986A
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US2327951A
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US2683576A
Cited
US2645502A
Cited
US2763120A
Cited
US2761271A
Cited
US2729931A
Cited
US2795101A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-26 | 1965-08-28 | 1966-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-26 | 1969-08-28 | 1970-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-26 | 1973-08-28 | 1974-02-27 | $7700.00 | Window Closed / Lapsed |