Patent US2698170A successfully refreshed from Google Patents.
US2698170A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hay curing machine
Assignee: Individual
•
Filing: 1951-02-09
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Granted: 1954-12-28
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Expires: 1971-02-09
Abstract
No abstract record available.
Inventors
- 👤 Charles H Foley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:03
CPC Classifications
A; A01; A01D; A01D43/00; A01D43/10; F; F26; F26B; F26B17/00; F26B17/02; F26B23/00; F26B23/02; Y; Y10; Y10S; Y10S56/00; Y10S56/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1053162A
Cited
US2218466A
Cited
US2308508A
Cited
US2350096A
Cited
US2397363A
Cited
US2478970A
Cited
US2521999A
Cited
US2465070A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-27 | 1958-06-28 | 1958-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-27 | 1962-06-28 | 1962-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-27 | 1966-06-28 | 1966-12-28 | $7700.00 | Window Closed / Lapsed |