Last Updated: September 24, 2026

Details for Patent: 6,743,777

Name: Drug Patent Intelligence for US Patent 6743777
Creator: DrugPatentWatch
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Summary for Patent: 6,743,777

Title:	Cyclic peptide antifungal agents and process for preparation thereof
Abstract:	Provided are compounds of the formula (1): whereinR′ is hydrogen, methyl or NH2C(O)CH2—;R″ and R′″ are independently methyl or hydrogen;R adn Ry are independently hydroxy or hydrogen;R1 is hydroxy, hydrogen, or hydroxysulfonyloxy;R7 is hydroxy, hydrogen, hydroxysulfonyloxy or phosphonooxy;R2 is a novel acyl side chain. Also provided are novel formulations, methods of inhibiting fungal and parasitic activity, and a process for preparing dideoxy (R=H) forms of the compounds.
Inventor(s):	Frederick J. Burkhardt, Manuel Debono, Jeffrey S. Nissen, William W. Turner, Jr.
Assignee:	Eli Lilly and Co
Application Number:	US10/087,088
Patent Claim Types: see list of patent claims	Use; Composition; Formulation;

Drugs Protected by US Patent 6,743,777

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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

International Family Members for US Patent 6,743,777

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
European Patent Office	0561639	⤷ Start Trial	91406	Luxembourg	⤷ Start Trial
European Patent Office	0561639	⤷ Start Trial	CA 2008 00017	Denmark	⤷ Start Trial
European Patent Office	0561639	⤷ Start Trial	300334	Netherlands	⤷ Start Trial
European Patent Office	0561639	⤷ Start Trial	SPC002/2008	Ireland	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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