US3014178A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dry cleaning processes and devices
Assignee: DUNN ENGINEERING CORP
•
Filing: 1957-04-05
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Granted: 1961-12-19
•
Expires: 1977-04-05
Abstract
No abstract record available.
Inventors
- 👤 Joseph M Dunn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:29
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/02; G01N27/04; G01N27/06; D; D06; D06F; D06F43/00; D06F43/005; Y; Y10; Y10T; Y10T137/00; Y10T137/0318; Y10T137/0324; Y10T137/0329; Y10T137/034; Y10T137/2496; Y10T137/2499; Y10T137/2509
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2377363A
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US2621671A
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US2687139A
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US2593825A
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US2663308A
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US2774732A
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US2769140A
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US2709781A
Cited
US2715833A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-18 | 1965-06-19 | 1965-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-18 | 1969-06-19 | 1969-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-18 | 1973-06-19 | 1973-12-19 | $7700.00 | Window Closed / Lapsed |