Patent US4939722A successfully refreshed from Google Patents.
Patent US3134652A successfully refreshed from Google Patents.
US3134652A
Expired / Lapsed
US
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Dry cleaning apparatus with solvent recovery
Assignee: Vaporec Inc
•
Filing: 1960-08-22
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Granted: 1964-05-26
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Expires: 1980-08-22
Abstract
No abstract record available.
Inventors
- 👤 D Angelo Vito
- 👤 Norman L Gordon
- 👤 Blaufarb Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:54
CPC Classifications
D; D06; D06F; D06F43/00; D06F43/08; D06F43/086
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2166294A
Cited
US2397091A
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US2760594A
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US2818133A
Cited
US2910783A
Cited
US2910137A
Cited
US3002287A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |