Patent US2645845A successfully refreshed from Google Patents.
US2645845A
Expired / Lapsed
US
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Roller type paint applicator
Assignee: DRUM Corp
•
Filing: 1950-02-01
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Granted: 1953-07-21
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Expires: 1970-02-01
Abstract
No abstract record available.
Inventors
- 👤 Vengris Michael Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:19
CPC Classifications
B; B05; B05C; B05C17/00; B05C17/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US472287A
Cited
US1437050A
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GB189619094A
Cited
US689590A
Cited
US940935A
Cited
US1287121A
Cited
CH185968A
Cited
US2520863A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-20 | 1957-01-19 | 1957-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-20 | 1961-01-19 | 1961-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-20 | 1965-01-19 | 1965-07-21 | $7700.00 | Window Closed / Lapsed |