US4124521A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Soaps containing encapsulated oils
Assignee: Revlon Consumer Products LLC
•
Filing: 1977-10-03
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Granted: 1978-11-07
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Expires: 1997-10-03
Abstract
Abstract A soap bar having substantially uniformly distributed therein microcapsules containing an oleophilic substance.
Inventors
- 👤 John E. Jedzinak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:51
CPC Classifications
C; C11; C11D; C11D17/00; C11D17/0039; C11D9/00; C11D9/04; C11D9/48
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
70 words
A soap bar consisting essentially of a soap base and an oleophilic substance, said base being an alkali metal salt of a fatty acid and said oleophilic substance being substantially uniformly distributed in said soap bar in the form of pressure sensitive or water-soluble microcapsules containing from about 5 to 40% by weight of the oleophilic substance, said capsules comprising about 0.5 to 40% by weight of the soap bar.
Claim 2
Dependent Claim
70 words
A soap bar consisting essentially of a soap base and an oleophilic substance, said base being an alkali metal salt of a fatty acid and said oleophilic substance being substantially uniformly distributed in said soap bar in the form of pressure sensitive or water-soluble microcapsules containing from about 5 to 40% by weight of the oleophilic substance, said capsules comprising about 0.5 to 40% by weight of the soap bar.
Claim 3
Dependent Claim
21 words
A soap bar according to claim 1, wherein the soap base is a saponified 80/20 mixture of tallow and coconut fat.
Claim 4
Dependent Claim
17 words
A soap bar according to claim 2, wherein the oleophilic substance is mineral oil or lanolin alcohol.
Claim 5
Dependent Claim
14 words
A soap bar according to claim 3, wherein the oleophilic substance is mineral oil.
Claim 6
Dependent Claim
16 words
A soap bar according to claim 4, wherein the mineral oil is encapsulated in gum arabic.
Claim 7
Dependent Claim
16 words
A soap bar according to claim 1, wherein the microcapsules are about 40-50 microns in diameter.
Claim 8
Dependent Claim
16 words
A soap bar according to claim 5, wherein the microcapsules are about 44 microns in diameter.
Claim 9
Dependent Claim
18 words
A soap bar according to claim 7, wherein the microcapsules contain about 40% by weight of mineral oil.
References Cited (Backward Citations)
US3520971A
Cited
US3516937A
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US3576760A
Cited
US3705102A
Cited
US3798179A
Cited
US3814698A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-11-06 | 1982-05-08 | 1982-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-11-06 | 1986-05-08 | 1986-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-11-06 | 1990-05-08 | 1990-11-07 | $7700.00 | Window Closed / Lapsed |