Patent US2707045A successfully refreshed from Google Patents.
US2707045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Barn cleaner apparatus
Assignee: Individual
•
Filing: 1950-01-23
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Granted: 1955-04-26
•
Expires: 1970-01-23
Abstract
No abstract record available.
Inventors
- 👤 Cordis Nat
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:12
CPC Classifications
A; A01; A01K; A01K1/00; A01K1/01; A01K1/0128
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1498991A
Cited
US1632946A
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US1698529A
Cited
US1800814A
Cited
US2383932A
Cited
US2544191A
Cited
US2578592A
Cited
US2513706A
Cited
US2538144A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-04-25 | 1958-10-25 | 1959-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-25 | 1962-10-25 | 1963-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-25 | 1966-10-25 | 1967-04-26 | $7700.00 | Window Closed / Lapsed |