US3775446A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acyl-amino-propyl-dialkylammonium dialkyl phosphates
Assignee: Glanzstoff AG
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Filing: 1970-12-16
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Granted: 1973-11-27
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Expires: 1990-12-16
Abstract
Abstract ACYL-AMINO-PROPYL - DIALKYLAMMONIUM DIALKYL PHOSPHATES AS SURFACE ACTIVE AGENTS AND THEIR APPLICATION TO TEXTILE MATERIALS, ESPECIALLY POLYESTER AND POLYAMIDE FIBROUS MATERIALS, AS A FINISHING AGENT, FOR EXAMPLE, IN COMBINATION WITH AN AQUEOUS EMULSION OF A TEXTILE LUBRICATING AGENT.
Inventors
- 👤 A Wegerhoff
- 👤 F Schmitz
- 👤 C Macura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:46
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/322; D06M13/402; D06M13/405; C; C10; C10M; C10M137/00; C10M137/02; C10M137/04; C10M137/08; D06M13/244; D06M13/282; D06M13/292; D06M13/295; D06M7/00; C10M2201/00; C10M2201/02; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/043; C10N; C10N2040/00; C10N2040/46; D06M2200/00; D06M2200/40
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-11-26 | 1977-05-28 | 1977-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-11-26 | 1981-05-28 | 1981-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-11-26 | 1985-05-28 | 1985-11-27 | $7700.00 | Window Closed / Lapsed |