US2437007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Haying machine
Assignee: Individual
•
Filing: 1945-05-04
•
Granted: 1948-03-02
•
Expires: 1965-05-04
Abstract
No abstract record available.
Inventors
- 👤 Thorns Phillip Milton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:22
CPC Classifications
A; A01; A01D; A01D87/00; A01D87/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2220450A
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US2357548A
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US2295895A
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US2273359A
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US2305967A
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US2349352A
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US2372870A
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US2323605A
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US2342934A
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US2381729A
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US2386519A
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US2394458A
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US2405312A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-03-02 | 1951-09-01 | 1952-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-03-02 | 1955-09-01 | 1956-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-03-02 | 1959-09-01 | 1960-03-02 | $7700.00 | Window Closed / Lapsed |