US3933871A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fabric softener compound and processes for preparing and using the same
Assignee: CAPITAL CITY PRODUCTS COMPANY (A WHOLLY OWNED SUBSIDIARY OF STOKELY-VAN CAMP INC)
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Filing: 1973-11-12
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Granted: 1976-01-20
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Expires: 1993-11-12
Abstract
Abstract A fabric softener compound having the formula: ##EQU1## wherein R' and R" are alkyl or alkylene radicals having from 10 to 20 carbons in their carbon chains and n = 0 to 4. Also methods for preparing such compounds in which propylene oxide is reacted with an intermediate compound having the formula: ##EQU2## wherein R' and R" are alkyl or alkylene radicals having from 10 to 20 carbons in their carbon chains. Also processes for washing fabrics utilizing said fabric softening compound.
Inventors
- 👤 Leonard J. Armstrong
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:24
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/322; D06M13/402; D06M13/405; C; C11; C11D; C11D1/00; C11D1/38; C11D1/62; C11D3/00; C11D3/0005; C11D3/001
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
32 words
A compound having the following formula: ##EQU11## wherein R' and R" are alkyl or alkylene radicals having from 10 to 20 carbons in their carbon chains and n + 0 to 4.
Claim 2
Dependent Claim
32 words
A compound having the following formula: ##EQU11## wherein R' and R" are alkyl or alkylene radicals having from 10 to 20 carbons in their carbon chains and n + 0 to 4.
Claim 3
Dependent Claim
19 words
A compound as set forth in claim 1 wherein R' and R" are alkyl or alkylene radicals of tallow.
Claim 4
Dependent Claim
19 words
A compound as set forth in claim 1 wherein R' and R" are alkyl or alkylene radicals of lard.
Claim 5
Dependent Claim
26 words
A compound having the following formula: ##EQU12## wherein R' and R" are alkyl or alkylene radicals having from 10 to 20 carbons in their carbon chain.
Claim 6
Dependent Claim
26 words
A compound having the following formula: ##EQU12## wherein R' and R" are alkyl or alkylene radicals having from 10 to 20 carbons in their carbon chain.
Claim 7
Dependent Claim
26 words
A compound having the following formula: ##EQU13## wherein R' and R" are alkyl or alkylene radicals having from 10 to 20 carbons in their carbon chain.
Claim 8
Dependent Claim
26 words
A compound having the following formula: ##EQU13## wherein R' and R" are alkyl or alkylene radicals having from 10 to 20 carbons in their carbon chain.
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) | 1979-01-19 | 1979-07-21 | 1980-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-01-19 | 1983-07-21 | 1984-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-01-19 | 1987-07-21 | 1988-01-20 | $7700.00 | Window Closed / Lapsed |