Application Type
National Patents
Application SubType
National Patent
(10) Registration Number and Date
1977/000285 1978.10.11
Status
Invalidated
(180) Expiration Date
1994.01.26
(20) Filing Number and Date
BW AP/P/1977/000285 1977.01.26
(40) Publication Number and Date
(86) PCT Filing Number and Date
(87) PCT Publication Number and Date
(85) National Entry Date
(30) Priority Details
(51) IPC Classes
(72) Inventor
(74) Representative Name
(EN) D. M. KISCH & CO : P O Box 668
(54) Title
(EN) PIPE COUPLING
(57) Abstract
(58) Citations
Document Type Date Action
Event NameDateStatus
Filing1977.01.26Filed
Registration1978.10.11Registered
Invalidation1997.01.26Invalidated