Method of combating acyclovir-resistant herpes simplex viral infections
CA 2095408 A1 · Owner: Bio-Mega/Boehringer Ingelheim Research Inc. · Inventors: Chafouleas, James Gus; Deziel, Robert
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Method of Combating Acyclovir-resistant Herpes Simplex Viral Infections, Abstract of the Disclosure Disclosed herein is a method for treating acyclovir-resistant herpes infections in a mammal. The method comprises administering a peptide derivative or a combination of the peptide derivative and an antiviral nucleoside analog to the infected mammal. The peptide derivative used for the method is represented by the formula A-B-D- CH2CH{CH2C(O)R1}C(O)-NHCH{CR2(R3)COOH}C(O)-E wherein A is a terminal group, for example an optionally substituted phenylalkanoyl, and B is a N-methyl amino acid residue; or A and B together form a saturated alkylaminocarbonyl; D is an amino acid residue; R2 is, for …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed May 3, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 3, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 3, 2015.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.