➤ Get the DrugPatentWatch Daily Briefing

Get Daily Updates on Generic Entry, Litigation, Biosimilars, and more …

Serving leading biopharmaceutical companies globally:

Johnson and Johnson
Harvard Business School

Last Updated: February 25, 2021

DrugPatentWatch Database Preview

Details for Patent: 6,107,302

➤ Get the DrugPatentWatch Daily Briefing
» See Plans and Pricing

« Back to Dashboard

Summary for Patent: 6,107,302
Title: Guanine derivative
Abstract:The invention relates to an anhydrous crystalline form of (2-[2-amino-1,6-dihydro-6-oxo-purin-9-yl)methoxy]ethyl L-valinate hydrochloride (otherwise known as valaciclovir hydrochloride) and a process for preparing it.
Inventor(s): Carter; Barry Howard (Kinston, NC), Partin; Jane Muse (Raleigh, NC), Varlashkin; Peter Gregory (Clayton, NC), Winnike; Richard Augustus (Durham, NC), Grubb, III; William Bayne (Athens, GA), Conway; Gregory Alan (Greenville, SC), Lake; Philip George (Dartford, GB), Skinner; David Michael (Dartford, GB), Whatrup; David James (Dartford, GB)
Assignee: Glaxo Wellcome Inc. (Research Triangle Park, NC)
Application Number:08/875,173
Patent Claim Types:
see list of patent claims
Compound; Use; Process; Formulation;

Drugs Protected by US Patent 6,107,302

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

Foreign Priority and PCT Information for Patent: 6,107,302

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9501178Jan 20, 1995
PCT Information
PCT FiledJanuary 19, 1996PCT Application Number:PCT/GB96/00117
PCT Publication Date:July 25, 1996PCT Publication Number: WO96/22291

International Family Members for US Patent 6,107,302

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
African Regional IP Organization (ARIPO) 662   Start Trial
African Regional IP Organization (ARIPO) 9701058   Start Trial
Argentina 002270   Start Trial
Austria 302777   Start Trial
Australia 4453996   Start Trial
Australia 702794   Start Trial
Bulgaria 101833   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

Make Better Decisions: Try a trial or see plans & pricing

Serving leading biopharmaceutical companies globally:

Harvard Business School

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.