Patent US1903907A successfully refreshed from Google Patents.
US2474064A
Expired / Lapsed
US
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Sanding block
Assignee: Individual
•
Filing: 1947-10-14
•
Granted: 1949-06-21
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Expires: 1967-10-14
Abstract
No abstract record available.
Inventors
- 👤 Paul Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:42
CPC Classifications
B; B24; B24D; B24D15/00; B24D15/02; B24D15/023; A; A47; A47L; A47L13/00; A47L13/10; A47L13/28; A47L13/286
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US554065A
Cited
US1067280A
Cited
US1024015A
Cited
US1183444A
Cited
US1501192A
Cited
US1520642A
Cited
US2132889A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-20 | 1952-12-20 | 1953-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-20 | 1956-12-20 | 1957-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-20 | 1960-12-20 | 1961-06-21 | $7700.00 | Window Closed / Lapsed |