US4349688A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyoxyalkylene polycarboxylate esters
Assignee: Arkema Inc
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Filing: 1981-02-17
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Granted: 1982-09-14
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Expires: 2001-02-17
Abstract
Abstract Polyoxyalkylene polycarboxylate ester is used for imparting soil release properties to textiles such as all polyester fabric either alone or in combination with other textile chemicals.
Inventors
- 👤 Stanley R. Sandler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:17
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/10; D06M13/184; D06M13/192
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
102 words
A compound having the formula ##STR13## wherein (a) the ring can have all positional isomer arrangements; (b) R is selected from the group consisting of ##STR14## (c) R 1 and R 2 are independently selected from the group consisting of hydrogen and --CH 3 ; (d) n and m are independently selected from an integer of 0 to 3 wherein the sum of n and m is 1 to 3 with the proviso that when n is 0, m is 2 or 3; (e) p is an integer of 6 to 23; and (f) q is an integer of 3 to 11.
Claim 2
Dependent Claim
102 words
A compound having the formula ##STR13## wherein (a) the ring can have all positional isomer arrangements; (b) R is selected from the group consisting of ##STR14## (c) R 1 and R 2 are independently selected from the group consisting of hydrogen and --CH 3 ; (d) n and m are independently selected from an integer of 0 to 3 wherein the sum of n and m is 1 to 3 with the proviso that when n is 0, m is 2 or 3; (e) p is an integer of 6 to 23; and (f) q is an integer of 3 to 11.
Claim 3
Dependent Claim
34 words
The compound of claim 1 wherein R is --CH 2 ) q CH 3 , R 1 and R 2 are hydrogen, n and m are 1, p is 9 and q is 7.
Claim 4
Dependent Claim
33 words
The compound of claim 1 wherein R is R 2 --CH 2 CHO) p R 1 , R 1 and R 2 are hydrogen, n and m are 1 and p is 9.
Claim 5
Dependent Claim
33 words
The compound of claim 1 wherein R is --CH 2 CH 2 O) 7 CH 3 , R 1 and R 2 are hydrogen, n and m are 1 and p is 9.
Claim 6
Dependent Claim
23 words
The compound of claim 1 wherein R 1 and R 2 are hydrogen, n is 2, m is 0 and p is 9.
Claim 7
Dependent Claim
76 words
A compound having the formula ##STR15## wherein (a) the ring can have all positional isomer arrangements; (b) R is selected from the group consisting of ##STR16## (c) R 1 and R 2 are independently selected from the group consisting of hydrogen and --CH 3 ; (d) n is 1 or 2 and m is 0 or 1 (e) p is an integer of 6 to 23; and (f) q is an integer of 3 to 11.
Claim 8
Dependent Claim
76 words
A compound having the formula ##STR15## wherein (a) the ring can have all positional isomer arrangements; (b) R is selected from the group consisting of ##STR16## (c) R 1 and R 2 are independently selected from the group consisting of hydrogen and --CH 3 ; (d) n is 1 or 2 and m is 0 or 1 (e) p is an integer of 6 to 23; and (f) q is an integer of 3 to 11.
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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) | 1985-09-13 | 1986-03-15 | 1986-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-09-13 | 1990-03-15 | 1990-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-09-13 | 1994-03-15 | 1994-09-14 | $7700.00 | Window Closed / Lapsed |