US3529447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for the continuous treatment of textile materials
Assignee: Vepa AG
•
Filing: 1968-05-15
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Granted: 1970-09-22
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Expires: 1988-05-15
Abstract
No abstract record available.
Inventors
- 👤 Heinz Fleissner
- 👤 Gerold Fleissner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:43
CPC Classifications
D; D06; D06B; D06B17/00; D06B17/02; D06B19/00; D06B19/0005; D06B19/0029; D06B19/0041; Y; Y10; Y10S; Y10S68/00; Y10S68/903
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-21 | 1974-03-23 | 1974-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-21 | 1978-03-23 | 1978-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-21 | 1982-03-23 | 1982-09-22 | $7700.00 | Window Closed / Lapsed |