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US2707366A
Expired / Lapsed
US
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Self-cleaning rake
Assignee: Individual
•
Filing: 1951-10-03
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Granted: 1955-05-03
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Expires: 1971-10-03
Abstract
No abstract record available.
Inventors
- 👤 John H Gartner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:20
CPC Classifications
A; A01; A01G; A01G20/00; A01G20/40; A01D; A01D7/00; A01D7/02; A01D7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-02 | 1958-11-01 | 1959-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-02 | 1962-11-01 | 1963-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-02 | 1966-11-01 | 1967-05-03 | $7700.00 | Window Closed / Lapsed |