Patent US2709085A successfully refreshed from Google Patents.
US2709085A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple implement hitch
Assignee: Individual
•
Filing: 1951-11-09
•
Granted: 1955-05-24
•
Expires: 1971-11-09
Abstract
No abstract record available.
Inventors
- 👤 Richard O Stueland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:36
CPC Classifications
A; A01; A01B; A01B59/00; A01B59/04; A01B59/042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1319449A
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DE481041C
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US1636802A
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US1797660A
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US2142016A
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US2515016A
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US2569736A
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US2528741A
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US2525917A
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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) | 1958-05-23 | 1958-11-22 | 1959-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-23 | 1962-11-22 | 1963-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-23 | 1966-11-22 | 1967-05-24 | $7700.00 | Window Closed / Lapsed |