US2476190A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sickle bar attachment
Assignee: Auto Sun Products Co
•
Filing: 1947-02-28
•
Granted: 1949-07-12
•
Expires: 1967-02-28
Abstract
No abstract record available.
Inventors
- 👤 William C Haefner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:53
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/42; A01D34/62; A01D2101/00; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2101
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US642485A
Cited
US648600A
Cited
US660455A
Cited
US977569A
Cited
US1552940A
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US1617045A
Cited
US1913094A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-11 | 1953-01-10 | 1953-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-11 | 1957-01-10 | 1957-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-11 | 1961-01-10 | 1961-07-12 | $7700.00 | Window Closed / Lapsed |