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US4996048A
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US
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Stabilizing packaged iodophor and minimizing leaching of iodine through packaging
Assignee: Euro Celtique SA
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Filing: 1988-11-30
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Granted: 1991-02-26
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Expires: 2008-11-30
Abstract
Abstract Minimizing the leaching of iodine through packaging containing organic iodophor solution, by introducing into the packaging an amount of additional iodide which minimizes leaching of the iodine through the packaging and stabilizes the iodophor solution therein. The iodophor is preferably polyvinylpyrrolidone iodine.
Inventors
- 👤 Dileep Bhagwat
- 👤 Oliver Iny
- 👤 Frank Pedi, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:49
CPC Classifications
A; A01; A01N; A01N59/00; A01N59/12; Y; Y10; Y10T; Y10T428/00; Y10T428/13; Y10T428/1334; Y10T428/1345; Y10T428/1352; Y10T428/1397
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
74 words
A stable packaged iodophor solution comprising polyethylene walled container through which walls, iodine from the iodophor solutions containing iodide ions leach in a maximum amount of up to 6.6% according to U.S. Pharmacopeia XXII, said container containing a microbicidal effective iodophor solution containing iodide ions in an amount greater than said U.S. Pharmacopeia maximum amount of 6.6% and sufficient to minimize leaching of iodine from said iodophor solution through the walls of said container.
Claim 2
Dependent Claim
74 words
A stable packaged iodophor solution comprising polyethylene walled container through which walls, iodine from the iodophor solutions containing iodide ions leach in a maximum amount of up to 6.6% according to U.S. Pharmacopeia XXII, said container containing a microbicidal effective iodophor solution containing iodide ions in an amount greater than said U.S. Pharmacopeia maximum amount of 6.6% and sufficient to minimize leaching of iodine from said iodophor solution through the walls of said container.
Claim 3
Dependent Claim
34 words
A packaged iodophor solution according to claim 1, wherein said iodide ions sufficient to minimize leaching of the iodine from said iodophor solution is obtained by the addition of an iodide to said solution.
Claim 4
Dependent Claim
13 words
The packaged iodophor solution of claim 1, wherein the iodophor is polyvinyl pyrrolidone.
Claim 5
Dependent Claim
14 words
The packaged iodophor solution of claim 1, wherein said container is formed from polyethylene.
Claim 6
Dependent Claim
15 words
The packaged iodophor solution of claim 1, wherein said container is a sealed plastic container.
Claim 7
Dependent Claim
15 words
The packaged iodophor solution of claim 5 wherein said container is a plastic douche bottle.
Claim 8
Dependent Claim
26 words
The packaged iodophor solution of claim 2, wherein said solution contains at least about 0.01% by weight of the additional iodide, based on the iodophor solution.
Claim 9
Dependent Claim
16 words
The packaged iodophor solution of claim 7, containing up to about 4.0% of the additional iodide.
Claim 10
Dependent Claim
16 words
The packaged iodophor solution of claim 8, containing up to about 1.5% of the additional iodide.
Claim 11
Dependent Claim
16 words
The packaged iodophor solution of claim 9, containing up to about 1.0% of the additional iodide.
Claim 12
Dependent Claim
16 words
The packaged iodophor solution of claim 10, containing up to about 0.2% of the additional iodide.
Claim 13
Dependent Claim
16 words
The packaged iodophor solution of claim 11, containing up to about 0.07% of the additional iodide.
Claim 14
Dependent Claim
25 words
The packaged iodophor solution of claim 12, wherein the iodophor solution comprises about 0.01%-0.3% of iodine therein, in addition to said additional amount of iodide.
Claim 15
Dependent Claim
15 words
The packaged iodophor solution of claim 2 wherein said additional iodide is obtained from KI.
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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) | 1994-02-25 | 1994-08-27 | 1995-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-02-25 | 1998-08-27 | 1999-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-02-25 | 2002-08-27 | 2003-02-26 | $7700.00 | Window Closed / Lapsed |