US3623980A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Product for permanently attaching long chain moieties to textile materials
Assignee: Agie Charmilles SA
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Filing: 1967-05-31
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Granted: 1971-11-30
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Expires: 1987-05-31
Abstract
Abstract A COMPOSITION COMPRISING A WATER DISPERSIBLE REACTION PRODUCT OF A PRIMARY ALKYL AMINE HAVING AN ALKYL CHAIN CONTAINING FROM ABOUT 12 TO ABOUT 30 CARBON ATOMS AND FROM ABOUT 1.25 TO ABOUT 2 MOLES OF EPICHLOROHYDRIN PER MOLE OF AMINE; AN ADDITIVE SELECTED FROM THE GROUP CONSISTING OF BORAX, UREA, ANIONIC DETERGENT AND MIXTURES THEREOF; IF DESIRED, A HIGHLY ALKALINE MATERIAL SUCH AS SODIUM HYDROXIDE; AND THE BALANCE WATER; PROCESS FOR UTILIZING SAID COMPOSITIONS TO TREAT TEXTILE MATERIALS ESPECIALLY MATERIALS WHICH HAVE BEEN TREATED WITH ANIONIC OPTICAL BRIGHTENERS.
Inventors
- 👤 Arthur W Lanner
- 👤 Kenneth R Ericson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:00
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/53; D06M11/00; D06M11/80; D06M11/82; D06M13/00; D06M13/322; D06M13/385; D06M7/00; D06M2200/00; D06M2200/40
Claims Analysis
Total Claims: 0
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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) | 1974-11-29 | 1975-05-31 | 1975-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-29 | 1979-05-31 | 1979-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-29 | 1983-05-31 | 1983-11-30 | $7700.00 | Window Closed / Lapsed |