Patent EP0373426A2 successfully refreshed from Google Patents.
US4518583A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hemorrhoid and anorectal disease treatment method
Assignee: Individual
•
Filing: 1984-08-15
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Granted: 1985-05-21
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Expires: 2004-08-15
Abstract
Abstract A method of treating hemorrhoids and diseases of the anorectum by applying to hemorrhoidal or to inflamed or irritated anorectal tissues a treatment composition including by weight carbamide peroxide or benzoyl peroxide in an amount of between about 2% and 40%, an anesthetic in an amount of between about 0.5% and 25%, polyvinylpyrrolidone in an amount of between about 5% and 70% dissolved in glycerine in an amount of between about 10% and 90%, and appropriate surfactants, suspending agents, emollients, humectants and preservatives in an amount of between about 0.1% and 25%.
Inventors
- 👤 Damian J. Gallina
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:30
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/0012; A61K9/0031
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
46 words
A method of treating hemorrhoids and anorectal diseases by applying to hemorrhoids and anorectal tissues a composition comprising a peroxide selected from the group of urea hydrogen peroxide and benzoyl peroxide in a pharmaceutically effective amount for treatment of hemorrhoidal and anorectal tissues, and a vehicle.
Claim 2
Independent Claim
46 words
A method of treating hemorrhoids and anorectal diseases by applying to hemorrhoids and anorectal tissues a composition comprising a peroxide selected from the group of urea hydrogen peroxide and benzoyl peroxide in a pharmaceutically effective amount for treatment of hemorrhoidal and anorectal tissues, and a vehicle.
Claim 3
Dependent Claim
30 words
A method for treating hemorrhoids and anorectal diseases as set forth in claim 1 wherein said peroxide is present by weight in an amount of between about 2% and 40%.
Claim 4
Dependent Claim
17 words
A method of treating hemorrhoids and anorectal diseases as set forth in claim 1 including an anesthetic.
Claim 5
Dependent Claim
47 words
A method of treating hemorrhoids and anorectal diseases as set forth in claim 3 wherein said peroxide is present by weight in an amount of between about 2% and 40% and wherein said anesthetic is present by weight in an amount of between about 0.5% and 25%.
Claim 6
Dependent Claim
19 words
A method of treating hemorrhoids and anorectal diseases as set forth in claim 1 wherein said vehicle includes polyvinylpyrrolidone.
Claim 7
Dependent Claim
47 words
A method of treating hemorrhoids and anorectal diseases as set forth in claim 5 wherein said polyvinylpyrrolidone is present by weight in an amount of between about 5% and 70%, and wherein said peroxide is present by weight in an amount of between about 2% and 40%.
Claim 8
Dependent Claim
21 words
A method of treating hemorrhoids and anorectal diseases as set forth in claim 6 wherein said polyvinylpyrrolidone is dissolved in glycerine.
Claim 9
Dependent Claim
30 words
A method of treating hemorrhoids and anorectal diseases as set forth in claim 7 wherein said glycerine is present by weight in an amount of between about 5% and 90%.
Claim 10
Dependent Claim
29 words
A method of treating hemorrhoids and anorectal diseases as set forth in claim 8 including an anesthetic present by weight in an amount of between about 0.25% and 25%.
Claim 11
Dependent Claim
22 words
A method of treating hemorrhoids and anorectal diseases as set forth in claim 1 wherein said vehicle comprises polyvinylpyrrolidone dissolved in glycerine.
Claim 12
Dependent Claim
63 words
A method of treating hemorrhoids and anorectal diseases as set forth in claim 10 wherein said peroxide is present by weight in an amount of between about 2% and 40%, wherein said polyvinylpyrrolidone is present by weight in an amount of between about 5% and 70%, and wherein said glycerine is present by weight in an amount of between about 5% and 90%.
Claim 13
Dependent Claim
27 words
A method of treating hemorrhoids and anorectal diseases as set forth in claim 9 including a wetting agent, a suspending agent, an emulsifying agent, and a preservative.
Claim 14
Dependent Claim
27 words
A method of treating hemorrhoids and anorectal diseases as set forth in claim 11 including a wetting agent, a suspending agent, an emulsifying agent, and a preservative.
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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) | 1988-05-20 | 1988-11-19 | 1989-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-05-20 | 1992-11-19 | 1993-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-05-20 | 1996-11-19 | 1997-05-21 | $7700.00 | Window Closed / Lapsed |