GB2271930B - Pharmaceutical piperazine derivatives - Google Patents

Pharmaceutical piperazine derivatives

Info

Publication number
GB2271930B
GB2271930B GB9321690A GB9321690A GB2271930B GB 2271930 B GB2271930 B GB 2271930B GB 9321690 A GB9321690 A GB 9321690A GB 9321690 A GB9321690 A GB 9321690A GB 2271930 B GB2271930 B GB 2271930B
Authority
GB
United Kingdom
Prior art keywords
piperazine derivatives
pharmaceutical
pharmaceutical piperazine
derivatives
piperazine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB9321690A
Other versions
GB2271930A (en
GB9321690D0 (en
Inventor
Ian Anthony Cliffe
Anderson Decourtney Ifill
Alan Chapman White
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
John Wyeth and Brother Ltd
Original Assignee
John Wyeth and Brother Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GB929223014A external-priority patent/GB9223014D0/en
Application filed by John Wyeth and Brother Ltd filed Critical John Wyeth and Brother Ltd
Priority to GB9321690A priority Critical patent/GB2271930B/en
Publication of GB9321690D0 publication Critical patent/GB9321690D0/en
Publication of GB2271930A publication Critical patent/GB2271930A/en
Application granted granted Critical
Publication of GB2271930B publication Critical patent/GB2271930B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
GB9321690A 1992-11-03 1993-10-21 Pharmaceutical piperazine derivatives Expired - Fee Related GB2271930B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9321690A GB2271930B (en) 1992-11-03 1993-10-21 Pharmaceutical piperazine derivatives

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB929223014A GB9223014D0 (en) 1992-11-03 1992-11-03 Piperazine derivatives
GB9321690A GB2271930B (en) 1992-11-03 1993-10-21 Pharmaceutical piperazine derivatives

Publications (3)

Publication Number Publication Date
GB9321690D0 GB9321690D0 (en) 1993-12-15
GB2271930A GB2271930A (en) 1994-05-04
GB2271930B true GB2271930B (en) 1996-07-24

Family

ID=26301905

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9321690A Expired - Fee Related GB2271930B (en) 1992-11-03 1993-10-21 Pharmaceutical piperazine derivatives

Country Status (1)

Country Link
GB (1) GB2271930B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0042162A2 (en) * 1980-06-13 1981-12-23 Chugai Seiyaku Kabushiki Kaisha Compositions for treating diseases in circulatory organs
GB2248836A (en) * 1990-10-19 1992-04-22 Wyeth John & Brother Ltd Piperazine derivatives

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0042162A2 (en) * 1980-06-13 1981-12-23 Chugai Seiyaku Kabushiki Kaisha Compositions for treating diseases in circulatory organs
GB2248836A (en) * 1990-10-19 1992-04-22 Wyeth John & Brother Ltd Piperazine derivatives

Also Published As

Publication number Publication date
GB2271930A (en) 1994-05-04
GB9321690D0 (en) 1993-12-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20011021