US2633785A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor mounted plant thinning machine
Assignee: M P H IND
•
Filing: 1946-11-02
•
Granted: 1953-04-07
•
Expires: 1966-11-02
Abstract
No abstract record available.
Inventors
- 👤 Leo A Marihart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:22
CPC Classifications
A; A01; A01B; A01B41/00; A01B41/06; Y; Y10; Y10S; Y10S172/00; Y10S172/90
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1303798A
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US1313242A
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US1667367A
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US1776830A
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US2177803A
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US2207097A
Cited
US2182157A
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US2307310A
Cited
US2400562A
Cited
US2433856A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-06 | 1956-10-06 | 1957-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-06 | 1960-10-06 | 1961-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-06 | 1964-10-06 | 1965-04-07 | $7700.00 | Window Closed / Lapsed |