US2452935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for treating seeds with chemical dust and bagging the seeds
Assignee: Individual
•
Filing: 1944-04-21
•
Granted: 1948-11-02
•
Expires: 1964-04-21
Abstract
No abstract record available.
Inventors
- 👤 Kemp Harold Jesse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:36
CPC Classifications
B; B65; B65B; B65B1/00; B65B1/28; A; A01; A01C; A01C1/00; A01C1/06; Y; Y10; Y10S; Y10S47/00; Y10S47/09
Claims Analysis
Total Claims: 0
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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) | 1951-11-02 | 1952-05-03 | 1952-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-02 | 1956-05-03 | 1956-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-02 | 1960-05-03 | 1960-11-02 | $7700.00 | Window Closed / Lapsed |