Last Updated: November 10, 2026

Details for Patent: 6,573,378

Name: Drug Patent Intelligence for US Patent 6573378
Creator: DrugPatentWatch
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Summary for Patent: 6,573,378

Title:	Antiviral guanine derivatives
Abstract:	A compound of formula (I) or a salt or acyl derivative thereof, in which X represents chlorine, C1-6 alkoxy, phenoxy, phenyl C1-6 alkoxy, NH2, —OH or —SH, is useful in treating viral infections.
Inventor(s):	Richard Lewis Jarvest, Michael Raymond Harnden
Assignee:	Novartis Pharmaceuticals Corp
Application Number:	US08/357,363
Patent Claim Types: see list of patent claims	Compound;

Drugs Protected by US Patent 6,573,378

Glossary

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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: 6,573,378

Foriegn Application Priority Data
Foreign Country	Foreign Patent Number	Foreign Patent Date
United Kingdom	8322199	Aug 19, 1983
United Kingdom	8325271	Sep 19, 1983
United Kingdom	8408322	Mar 19, 1984

International Family Members for US Patent 6,573,378

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
European Patent Office	0141927	⤷ Start Trial	SPC/GB96/014	United Kingdom	⤷ Start Trial
European Patent Office	0141927	⤷ Start Trial	97C0033	Belgium	⤷ Start Trial
European Patent Office	0182024	⤷ Start Trial	SPC/GB94/002	United Kingdom	⤷ Start Trial
Austria	389118	⤷ Start Trial
Austria	A904286	⤷ Start Trial
Australia	3197384	⤷ Start Trial
Australia	4756085	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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