US Patent No: 4,182,717

Total synthesis of the utero-evacuant substance d,l-zoapatanol

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Jan 8, 1980
Issued date
Jun 29, 1978
filing date
05/920,433
serial no
Expired
status

Importance

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Abstract

A method of synthesizing 2S*,3R*-6E-(2-hydroxyethylidene)-2-methyl-2-(4,8-dimethyl-5-oxo-7-nonenyl)-oxepan-3-ol, one of the active ingredients in the zoapatle plant, is described. The active ingredients in the plant are useful as utero-evacuant agents.

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First Claim

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Patent Owner(s)

Patent Owner	Address	Total Patents
ORTHO PHARMACEUTICAL CORPORATION	RARITAN, NJ	340

International Classification(s)

C07D:HETEROCYCLIC COMPOUNDS

[Classification Symbol]

[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Chen, Robert H K	Belle Mead, NJ	13	29

Cited Art

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Patent Citation Ranking

Forward Cites

Patent Info	(Count)	# Cites	Year
ORTHO PHARMACEUTICAL CORPORATION (1)
4,360,467 Process for preparing 8-oxabicyclo[3.2.1]-octane-1-acetic acids		3	1981

Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

US Family Size	International Coverage
Patent Longevity Expired	Forward Citations