US2545827A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scraping machine
Assignee: Individual
•
Filing: 1946-08-21
•
Granted: 1951-03-20
•
Expires: 1966-08-21
Abstract
No abstract record available.
Inventors
- 👤 Calvin L Posey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:46
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/4013; A47L11/02; A47L11/10; A47L11/14; A47L11/18; A47L11/4036; A47L11/4041; A47L11/4052; A47L11/4055; A47L11/4058; A47L11/4063; A47L11/4069; A47L11/4075
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US107943A
Cited
US384704A
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US451118A
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US1009734A
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US1059136A
Cited
US1438362A
Cited
US1663059A
Cited
US1583823A
Cited
US1636863A
Cited
US1867629A
Cited
US1786096A
Cited
FR841387A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-19 | 1954-09-18 | 1955-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-19 | 1958-09-18 | 1959-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-19 | 1962-09-18 | 1963-03-20 | $7700.00 | Window Closed / Lapsed |