Patent US2447052A successfully refreshed from Google Patents.
US2447052A
Expired / Lapsed
US
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Paint remover
Assignee: Pure Oil Co
•
Filing: 1945-06-25
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Granted: 1948-08-17
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Expires: 1965-06-25
Abstract
No abstract record available.
Inventors
- 👤 Donald C Bond
- 👤 George G Bernard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:51
CPC Classifications
C; C09; C09D; C09D9/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US553666A
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US1167640A
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US1181361A
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US1328090A
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US1606618A
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US1606619A
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US1647399A
Cited
US1894097A
Cited
US1943519A
Cited
US2067327A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-08-17 | 1952-02-16 | 1952-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-17 | 1956-02-16 | 1956-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-17 | 1960-02-16 | 1960-08-17 | $7700.00 | Window Closed / Lapsed |