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Patent US2932285A successfully refreshed from Google Patents.
US2932285A
Expired / Lapsed
US
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Air motor for a coating material pump
Assignee: DeVilbiss Co
•
Filing: 1957-09-23
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Granted: 1960-04-12
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Expires: 1977-09-23
Abstract
No abstract record available.
Inventors
- 👤 Donald J Peeps
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:26
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1115704A
Cited
US1941222A
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US2060180A
Cited
GB474099A
Cited
US2277641A
Cited
US2672101A
Cited
US2578102A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-12 | 1963-10-12 | 1964-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-12 | 1967-10-12 | 1968-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-12 | 1971-10-12 | 1972-04-12 | $7700.00 | Window Closed / Lapsed |