US2609929A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grain and weed reclaiming accessory
Assignee: Individual
•
Filing: 1949-04-04
•
Granted: 1952-09-09
•
Expires: 1969-04-04
Abstract
No abstract record available.
Inventors
- 👤 King Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:55
CPC Classifications
A; A01; A01F; A01F12/00; A01F12/44
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2019274A
Cited
US216740A
Cited
US287665A
Cited
US525301A
Cited
DE121486C
Cited
US821819A
Cited
US765821A
Cited
US792795A
Cited
US766163A
Cited
US840724A
Cited
US921374A
Cited
US1031144A
Cited
US1116485A
Cited
US1093853A
Cited
US1264023A
Cited
AT138407B
Cited
US2222282A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-09 | 1956-03-10 | 1956-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-09 | 1960-03-10 | 1960-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-09 | 1964-03-10 | 1964-09-09 | $7700.00 | Window Closed / Lapsed |