US2802496A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Barking scraper blades and mountings therefor
Assignee: Individual
•
Filing: 1954-08-27
•
Granted: 1957-08-13
•
Expires: 1974-08-27
Abstract
No abstract record available.
Inventors
- 👤 Thomas W Nicholson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:29
CPC Classifications
B; B27; B27L; B27L1/00; B27L1/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US871296A
Cited
US1663794A
Cited
US2382896A
Cited
US2581829A
Cited
USRE23776E
Cited
US2477922A
Cited
USRE23765E
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-12 | 1961-02-11 | 1961-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-12 | 1965-02-11 | 1965-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-12 | 1969-02-11 | 1969-08-13 | $7700.00 | Window Closed / Lapsed |