US2530466A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ensilage cutter
Assignee: Individual
•
Filing: 1948-02-26
•
Granted: 1950-11-21
•
Expires: 1968-02-26
Abstract
No abstract record available.
Inventors
- 👤 Clarence J Heimark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:40
CPC Classifications
A; A01; A01D; A01D43/00; A01D43/08; A01D43/081; Y; Y10; Y10T; Y10T83/00; Y10T83/768; Y10T83/7863
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US414766A
Cited
DE455290C
Cited
DE641775C
Cited
US937270A
Cited
US1410320A
Cited
US2131851A
Cited
US2188522A
Cited
US2269530A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-20 | 1954-05-22 | 1954-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-20 | 1958-05-22 | 1958-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-20 | 1962-05-22 | 1962-11-21 | $7700.00 | Window Closed / Lapsed |