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Patent US3910284A successfully refreshed from Google Patents.
US3910284A
Expired / Lapsed
US
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Method of treating human skin
Assignee: Individual
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Filing: 1972-01-22
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Granted: 1975-10-07
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Expires: 1992-01-22
Abstract
Abstract As a dermatologic treatment, human skin is abraded by rubbing with a soft, resilient, compressible buffing pad comprising a lofty non-woven web of hypo-allergic, hydrophobic plastic fibers, the fibers in the web being randomly intermingled and bonded together at randomly spaced points where they cross.
Inventors
- 👤 Norman Orentreich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:02
CPC Classifications
A; A61; A61Q; A61Q19/00; A61Q19/08; A61K; A61K8/00; A61K8/02; A61K8/0208; A61M; A61M35/00; A61B; A61B17/00; A61B17/32; A61B2017/320004
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
89 words
Method of treating human skin comprising manually rubbing the skin with a soft, resilient, compressible buffing pad comprising a web of hydrophobic fibers which are exposed at the surface of the pad, the web being of such abrasiveness that it can be used manually to remove the stratum disjunctum of the epidermis without significantly disturbing the stratum compactum of the epidermis, and continuing the manual rubbing until said removal of the stratum disjunctum without significantly disturbing the stratum compactum has been effected and, at this point, terminating the rubbing.
Claim 2
Dependent Claim
89 words
Method of treating human skin comprising manually rubbing the skin with a soft, resilient, compressible buffing pad comprising a web of hydrophobic fibers which are exposed at the surface of the pad, the web being of such abrasiveness that it can be used manually to remove the stratum disjunctum of the epidermis without significantly disturbing the stratum compactum of the epidermis, and continuing the manual rubbing until said removal of the stratum disjunctum without significantly disturbing the stratum compactum has been effected and, at this point, terminating the rubbing.
Claim 3
Dependent Claim
19 words
Method according to claim 1, including the step of rubbing the skin in facial areas affected by dull complexion.
Claim 4
Dependent Claim
21 words
Method according to claim 1, including the step of rubbing the skin in an area affected by supeRficial scarring and wrinkling.
Claim 5
Dependent Claim
18 words
Method according to claim 1, including the step of rubbing the skin in an area affected by acne.
Claim 6
Dependent Claim
18 words
Method according to claim 1, including the step of rubbing the skin in an area affected by keratoses.
Claim 7
Dependent Claim
19 words
Method according to claim 1, including the step of rubbing the skin in an area affected by keratosis pilaris.
Claim 8
Dependent Claim
18 words
Method according to claim 1, including the step of rubbing the skin in an area affected by hyperkeratosis.
Claim 9
Dependent Claim
72 words
Method according to claim 1, in which the fibers have a diameter of about 10 to about 50 microns and are bonded at randomly spaced points by a binder comprising a soft resin having a Knoop hardness of no more than about 3 and, based on the total volume of binder, about 10% to about 65% of a finely divided mineral filler having a Knoop hardness of no more than about 150.
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) | 1978-10-06 | 1979-04-07 | 1979-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-10-06 | 1983-04-07 | 1983-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-10-06 | 1987-04-07 | 1987-10-07 | $7700.00 | Window Closed / Lapsed |