US3668134A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detergent compositions containing the ethers and esters of tetrahydrofuran and tetrahydropyran
Assignee: Lever Brothers Co
•
Filing: 1970-04-20
•
Granted: 1972-06-06
•
Expires: 1990-04-20
Abstract
Abstract Detergent compositions containing an organic detergent and, as a perfumery ingredient, an ester or ether of tetrahydrofuran or tetrahydropyran.
Inventors
- 👤 Vincent Lamberti
- 👤 Ronald R Winnegrad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:27
CPC Classifications
C; C07; C07D; C07D309/00; C07D309/02; C07D309/08; C07D309/10; C07D309/12; C07D307/00; C07D307/02; C07D307/04; C07D307/10; C07D307/12; C07D307/18; C07D307/20; C07D309/04; C07D309/06; C11; C11D; C11D10/00; C11D10/04; C11D3/00; C11D3/50; C11D9/00; C11D9/04; C11D9/44; C11D9/442; C11D1/00; C11D1/02; C11D1/12; C11D1/14; C11D1/38; C11D1/52; C11D1/523
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
20 words
The detergent composition as defined by claim 1 wherein n is 2, R1 is -O- and the R2 radical is
Claim 2
Dependent Claim
20 words
The detergent composition as defined by claim 1 wherein n is 2, R1 is -O- and the R2 radical is
Claim 3
Dependent Claim
21 words
The detergent composition as defined by claim 1 wherein n is 2, R1 is -O- and the R2 radical is -(CH2)5CH3
Claim 4
Dependent Claim
20 words
The detergent composition as defined by claim 1 wherein n is 2, R1 is -O- and the R2 radical is
Claim 5
Dependent Claim
21 words
The detergent composition as defined by claim 1 wherein n is 1, R1 is -O- and the R2 radical is C6H13.
Claim 6
Dependent Claim
21 words
The detergent composition as defined by claim 1 wherein n is 1, R1 is -O- and the R2 radical is C8H17.
Claim 7
Dependent Claim
21 words
The detergent composition as defined by claim 1 wherein n is 2, R1 is -O- and the R2 radical is C10H21.
Claim 8
Dependent Claim
20 words
The detergent composition as defined by claim 1 wherein n is 1, R1 is -O- and the R2 radical is
Claim 9
Dependent Claim
21 words
The detergent composition as defined by claim 1 wherein n is 2, R1 is -CH2O- and the R2 radical is C6H13.
Claim 10
Dependent Claim
20 words
The detergent composition as defined by claim 1 wherein n is 1, R1 is -CH2O- and the R2 radical -C5H11.
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) | 1975-06-06 | 1975-12-06 | 1976-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-06 | 1979-12-06 | 1980-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-06 | 1983-12-06 | 1984-06-06 | $7700.00 | Window Closed / Lapsed |