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US4215113A Expired / Lapsed US ⏱️ 0.0 years remaining

Method for combating virus infections

Assignee: AstraZeneca AB
•
Filing: 1977-06-20
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Granted: 1980-07-29
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Expires: 1997-06-20
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Abstract

Abstract A method for the selective treatment of virus infections in animals and man, comprising administering to a host so infected a therapeutically effective amount of phosphonoformic acid or a physiologically acceptable salt thereof.

Inventors

  • 👤 Bertil F. H. Eriksson
  • 👤 Ake J. E. Helgstrand
  • 👤 Alfons Misiorny
  • 👤 Goran B. Stening
  • 👤 Stig-Ake A. Stridh

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 18:24
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/66; A61P; A61P17/00; A61P31/00; A61P31/12; A61P35/00; C; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/38; C07F9/3804; C07F9/3886; C07F9/3891

Claims Analysis

Total Claims: 18
Claim 1
Independent Claim 39 words
A method for the selective treatment of virus infections in an animal or human host comprising administering to said host so infected an amount effective to treat said virus infection of phosphonoformic acid or a physiologically acceptable salt thereof.
Claim 2
Independent Claim 39 words
A method for the selective treatment of virus infections in an animal or human host comprising administering to said host so infected an amount effective to treat said virus infection of phosphonoformic acid or a physiologically acceptable salt thereof.
Claim 3
Dependent Claim 15 words
A method according to claim 1 for the treatment of infections caused by herpes viruses.
Claim 4
Dependent Claim 18 words
A method according to claim 1 for the treatment of infections caused by herpes simplex type 1 viruses.
Claim 5
Dependent Claim 18 words
A method according to claim 1 for the treatment of infections caused by herpes simplex type 2 viruses.
Claim 6
Dependent Claim 17 words
A method according to claim 1 for the treatment of infections caused by varicella (Herpes zoster) viruses.
Claim 7
Dependent Claim 15 words
A method according to claim 1 for the treatment of infections caused by cytomegalo viruses.
Claim 8
Dependent Claim 15 words
A method according to claim 1 for the treatment of infections caused by Epstein-Barr viruses.
Claim 9
Dependent Claim 15 words
A method according to claim 1 for the treatment of infections caused by influenza viruses.
Claim 10
Dependent Claim 19 words
A method according to claim 1 for the treatment of infections caused by influenza type A or B viruses.
Claim 11
Dependent Claim 17 words
A method according to claim 1 for the treatment of infections caused by influenza type A viruses.
Claim 12
Dependent Claim 15 words
A method according to claim 1 for the treatment of infections, caused by papilloma viruses.
Claim 13
Dependent Claim 19 words
A method according to claim 1 for the treatment of herpes dermatitis, herpes genitalis, herpes keratitis and herpes encephalitis.
Claim 14
Dependent Claim 12 words
A method according to claim 1 for the treatment of herpes zoster.
Claim 15
Dependent Claim 12 words
A method according to claim 1 for the treatment of infectious mononucleosis.
Claim 16
Dependent Claim 11 words
A method according to claim 1 for the treatment of influenza.
Claim 17
Dependent Claim 11 words
A method according to claim 1 for the treatment of warts.
Claim 18
Dependent Claim 17 words
A method according claim 1, comprising topical administration of phosphonoformic acid or a physiologically acceptable salt thereof.

References Cited (Backward Citations)

US3767795A Cited
US3836650A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1983-07-29 1984-01-28 1984-07-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1987-07-29 1988-01-28 1988-07-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1991-07-29 1992-01-28 1992-07-29 $7700.00 Window Closed / Lapsed

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