US3011472A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrostatic sprayer
Assignee: Interplanetary Res and Dev Corp
•
Filing: 1957-09-10
•
Granted: 1961-12-05
•
Expires: 1977-09-10
Abstract
No abstract record available.
Inventors
- 👤 Frederick J Kent
- 👤 John J Sedlacsik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 01:43
CPC Classifications
B; B05; B05B; B05B3/00; B05B3/02; B05B3/10; B05B3/1057; B05B5/00; B05B5/025; B05B5/04; B05B5/0403; B05B5/0407
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1492750A
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US1490632A
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US1832096A
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US2257807A
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US2369216A
Cited
US2764712A
Cited
US2809902A
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US2781279A
Cited
US2759763A
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US2922584A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-04 | 1965-06-05 | 1965-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-04 | 1969-06-05 | 1969-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-04 | 1973-06-05 | 1973-12-05 | $7700.00 | Window Closed / Lapsed |