Patent US4459307A successfully refreshed from Google Patents.
US4459307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antibacterial drug
Assignee: Individual
•
Filing: 1983-03-24
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Granted: 1984-07-10
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Expires: 2003-03-24
Abstract
Abstract There is disclosed a method for treating and preventing infections caused by bacteria comprising the administration of effective dosage of 3,3-Bis(p-hydroxyphenyl)-phthalide (phenolthalein). The dosage may be administered orally or topically or by injection.
Inventors
- 👤 John E. McHugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:19
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/33; A61K31/335; A61K31/34
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
34 words
The method of treating the condition, disease, or symptom of an infection caused by bacteria in mammals comprising administering to a mammal in need of such treatment an antibacterially effective amount of 3, 3-Bis(p-hydroxyphenyl)phthalide.
Claim 2
Independent Claim
34 words
The method of treating the condition, disease, or symptom of an infection caused by bacteria in mammals comprising administering to a mammal in need of such treatment an antibacterially effective amount of 3, 3-Bis(p-hydroxyphenyl)phthalide.
Claim 3
Dependent Claim
33 words
The method of claim 1 wherein the bacteria is bacteria classified in the genera selected from the group consisting of staphylococcus, streptococcus, pseudomonas, neisseria, peptococcus, veillonella, bacteroides, fusobacterium, leptotrichia, actinomyces, and combinations thereof.
Claim 4
Dependent Claim
31 words
The method of claim 1 wherein the bacteria is bacteria classified in the family selected from the group consisting of micrococcaceae, streptococcaceae, pseudomonadaceae, neisseriaceae, peptococcaceae, veillonellaceae, bacteroidaceae, actinomycetaceae, and combinations thereof.
Claim 5
Dependent Claim
63 words
The method of claim 1 wherein the bacteria is bacteria classified in the species selected from the group consisting of Staphylococcusaureus, Streptococcus pyogenes, Streptococcus agalactiae, Streptococcus Pneumoniae, Streptococcus mutans, Streptococcus sanguis, Pseudomonas diminuta, Pseudomonas vesicularis, Pseudomonas aeruginosa, Pseudomonas maltophilia, neisseria sicca, Peptococcus magnus, Veillonella parvula, Fusobacterium nucleatum, Bacteroides fragilis, Leptotrichia buccalis, Bacteroides melaninogenicus, Bacteroides melaninogenicus intermedius, Bacteroides asaccharolyticus, Actinomyces israelii, and combinations thereof.
Claim 6
Dependent Claim
83 words
The method of claim 1, wherein the condition, disease, symptom or infection is an infection of the mucous membrane, bacteremia, bacterial endocarditis, wound infection, urinary tract infections, upper respiratory tract infections, infections in the genitalia and intestinal tract, bacterial pneumonia, dental caries, infections in surgical wounds, ulcers, abscesses, burns, draining sinuses, ear infections, and lungs of mammals treated with antibiotics, diarrhea, septicemia, lobar pneumonia, bronchopneumonia, conjunctivitis, acute mastoiditis, meningitis, empyema, septic arthritis, osteomyelitis, and infections of the mouth, intestinal tract or urogenital tract.
Claim 7
Dependent Claim
24 words
The method of claim 1, 2, 3, 4 or 5 wherein the 3, 3-Bis(p-hydroxyphenyl)phthalide is dissolved or suspended in in a pharmaceutically acceptable liquid.
Claim 8
Dependent Claim
36 words
The method of claim 1, 2, 3, 4 or 5 wherein 3, 3-Bis(p-hydroxyphenyl)phthalide is suspended or dissolved in a pharmaceutically acceptable liquid in an amount of at least about sixty-two micrograms per milliliter of the liquid.
Claim 9
Dependent Claim
39 words
The method of claim 1, 2, 3, 4 or 5 wherein 3, 3-Bis(p-hydroxyphenyl)phthalide is suspended or dissolved in a pharmaceutically acceptable liquid in an amount of at least about one hundred and twenty-five micrograms per milliliter of the liquid.
Claim 10
Dependent Claim
39 words
The method of claim 1, 2, 3, 4 or 5 wherein 3, 3-Bis(p-hydroxyphenyl)phthalide is suspended or dissolved in a pharmaceutically acceptable liquid in an amount of at least about two hundred and fifty micrograms per milliliter of the liquid.
Claim 11
Dependent Claim
37 words
The method of claim 1, 2, 3, 4 or 5 wherein 3, 3-Bis(p-hydroxyphynyl)phthalide is suspended or dissolved in a pharmaceutically acceptable liquid in an amount of at least about five hundred micrograms per milliliter of the liquid.
Claim 12
Dependent Claim
16 words
The method of claim 1, 2, 3, 4 or 5 wherein the mammal is a human.
Claim 13
Dependent Claim
12 words
The method of claim 6 wherein water is the pharmaceutically acceptable liquid.
Claim 14
Dependent Claim
20 words
The method of claim 1, 2, 3, 4 or 5 wherein the 3, 3-Bis(p-hydroxyphenyl)phthalide is disbursed in a topical carrier.
Claim 15
Dependent Claim
12 words
The method of claim 13 wherein the topical carrier is dimethyl sulfoxide.
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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) | 1987-07-10 | 1988-01-09 | 1988-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-07-10 | 1992-01-09 | 1992-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-07-10 | 1996-01-09 | 1996-07-10 | $7700.00 | Window Closed / Lapsed |