US2566294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Squeegee type cleaning tool
Assignee: Greenview Manufacturing Co
•
Filing: 1948-07-10
•
Granted: 1951-08-28
•
Expires: 1968-07-10
Abstract
No abstract record available.
Inventors
- 👤 Siemund Herman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:09
CPC Classifications
A; A47; A47L; A47L1/00; A47L1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US717456A
Cited
US1086618A
Cited
US1041172A
Cited
US1057947A
Cited
US1704329A
Cited
US1642570A
Cited
US2123149A
Cited
US2225432A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-27 | 1955-02-26 | 1955-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-27 | 1959-02-26 | 1959-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-27 | 1963-02-26 | 1963-08-28 | $7700.00 | Window Closed / Lapsed |