US5762948A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Moist bacteriocin disinfectant wipes and methods of using the same
Assignee: AMBI Inc
•
Filing: 1995-06-07
•
Granted: 1998-06-09
•
Expires: 2015-06-07
Abstract
Abstract Disclosed are novel, moist paper or fabric wipes containing a bacteriocin disinfectant formulation, which have a low alcohol content and which afford rapid, one-step disinfection and drying of surfaces. Also disclosed is a method of disinfection and drying of skin, including cow teat skin, either prior to or after milking, which employs the wipes.
Inventors
- 👤 Peter Blackburn
- 👤 Jon de la Harpe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:43
CPC Classifications
A; A01; A01N; A01N37/00; A01N37/44; A01N37/46; A01N63/00; A01N63/50; D; D21; D21H; D21H21/00; D21H21/14; D21H21/36
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
31 words
A moist paper or fabric wipe containing a liquid formulation comprising a suitable amount of a bacteriocin, a chelating agent, a stabilizer, a surfactant, a salt and an alcohol drying agent.
Claim 2
Dependent Claim
31 words
A moist paper or fabric wipe containing a liquid formulation comprising a suitable amount of a bacteriocin, a chelating agent, a stabilizer, a surfactant, a salt and an alcohol drying agent.
Claim 3
Dependent Claim
54 words
A wipe according to claim 1 wherein the bacteriocin is a lanthocin; the chelating agent is selected from one or more of an alkydiamine tetraacetate, EGTA and citrate; the stabilizer is a thioether compound; the surfactant is a nonionic surfactant, a cationic surfactant, a monoglyceride or a fatty acid; and the salt is NaCl.
Claim 4
Dependent Claim
31 words
A wipe according to claim 2 wherein the lanthocin is nisin, the chelating agent is EDTA, the stabilizer is methionine, the surfactant is polysorbate 20 and the drying agent is 1-propanol.
Claim 5
Dependent Claim
16 words
A wipe according to claim 3, wherein the chelating agent comprises EDTA and citrate in combination.
Claim 6
Dependent Claim
34 words
A wipe according to claim 3 wherein the concentration of nisin is in the range of 25 to 500 ug/ml and the concentration of NaCl is in the range of 10 to 300 mM.
Claim 7
Dependent Claim
20 words
A wipe according to claim 3 wherein the concentration of EDTA is in the range of 0.1 to 10 mM.
Claim 8
Dependent Claim
34 words
A wipe according to claim 4 wherein the concentration of EDTA is in the range of 0.1 to 10 mM and the concentration of citrate is in the range of 1 to 30 mM.
Claim 9
Dependent Claim
20 words
A wipe according to claim 3 wherein the concentration of methionine is in the range of 1 to 10 mM.
Claim 10
Dependent Claim
20 words
A wipe according to claim 3 wherein the concentration of polysorbate 20 is in the range of 0.1 to 3%.
Claim 11
Dependent Claim
19 words
A wipe according to claim 3 wherein the concentration of 1-propanol is in the range of 10 to 20%.
Claim 12
Dependent Claim
16 words
A wipe according to claim 1 wherein the formulation further comprises a conditioner and a thickener.
Claim 13
Dependent Claim
15 words
A wipe according to any one of claims 1-4, wherein the formulation further comprises chlorhexidine.
Claim 14
Dependent Claim
18 words
A wipe according to any one of claims 1-4 wherein the paper wipe is of a non-woven material.
Claim 15
Dependent Claim
28 words
A one-step method for disinfecting and drying a cow teat prior to milking which comprises wiping the teat with a wipe according to any one of claims 1-4.
Claim 16
Dependent Claim
27 words
A one-step method for disinfecting and drying a cow teat after milking which comprises wiping the teat with a wipe according to any one of claims 1-4.
Claim 17
Dependent Claim
26 words
A one-step method for disinfecting and drying a skin surface which comprises wiping the skin surface with a wipe according to any one of claims 1-4.
Claim 18
Dependent Claim
24 words
A one-step method for cleansing a skin surface which comprises wiping the skin surface with a wipe according to any one of claims 1-4.
Claim 19
Dependent Claim
28 words
A one-step method for disinfecting and drying a food contact surface which comprises wiping the food contact surface with a wipe according to any one of claims 1-4.
Claim 20
Independent Claim
30 words
A method for reducing the incidence of mastitis infection in dairy animals, which comprises wiping the animals' teats after milking with a wipe according to any one of claims 1-4.
Claim 21
Independent Claim
38 words
A method for reducing the incidence of mastitis infection in dairy animals, which comprises pre-milking wiping of the animals' teats with a wipe according to any one of claims 1-4 in conjunction with post-dipping with Consept teat dip.
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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) | 2001-06-08 | 2001-12-08 | 2002-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2005-06-08 | 2005-12-08 | 2006-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2009-06-08 | 2009-12-08 | 2010-06-09 | $7700.00 | Window Closed / Lapsed |