US3608340A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the wet-treatment of liquid-permeable materials
Assignee: Vepa AG
•
Filing: 1967-12-01
•
Granted: 1971-09-28
•
Expires: 1987-12-01
Abstract
Abstract THE PRESENT DISCLOSURE RELATES AN APPARATUS FOR THE WET-TREATMENT, PREFERABLY FOR WASHING AND IMPREGNATING LIQUID-PERMEABLE MATERIALS WHICH CAN BE STRESSED IN THE LENGTHWISE DIRECTION. MORE PARTICULARLY, THE PRESENT DISCLOSURE IS DIRECTED TO AN APPARATUS FOR WASHING AND IMPREGNATING TEXTILE MATERIALS WHEREIN DURING THE TREATMENT PROCESS, ADVANTAGEOUSLY AFTER THE MATERIAL HAS BEEN WETTREATED, SAID MATERIAL IS VACUUM EXTRACTED TO DRAW OFF PARTICLES WHICH HAVE FLOATED ONTO THE TEXTILE MATERIAL DURING SAID TREATMENT PROCESS.
Inventors
- 👤 Heinz Fleissner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:49
CPC Classifications
D; D06; D06B; D06B3/00; D06B3/10; D06B3/20; D06B3/201; D06B3/203; Y; Y10; Y10S; Y10S68/00; Y10S68/903
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-27 | 1975-03-29 | 1975-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-27 | 1979-03-29 | 1979-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-27 | 1983-03-29 | 1983-09-28 | $7700.00 | Window Closed / Lapsed |