EP0243966A3

Method for preservation of nitrile hydration activity

Abstract

Nitrile hydration activity of nitrile hydratase produced by a microorganism of the genus Pseudomonas or Pseudomonas microorganism cells per se or in the immobilized state, all having nitrile hydration activity can be stably preserved by adding as a stabilizer at least one compound selected from nitriles, amides, and organic acids and salts thereof to a suspension or solution of the nitrile hydratase, or the microorganism cells per se or in the immobilized state.

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Projected expiry passed 30 April 2007, 19.4 years ago.

4 priority claims, no other members on record

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Priority claims
Document	Office	Kind	Date
10104386	Japan	A	1986-05-02
10104386	Japan	–	1986-05-02
10104386	–	–	–
JP19860101043	–	–	–

23 legal events, as 3 offices reported them to INPADOC

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	Event	Code	Office
2007-11-24	Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25	PG25	EP
2007-05-23	Patent expired after termination of 20 yearsExpiredPE20	PE20	GB
2006-04-27	Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP	PGFP	EP
2006-04-26	Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP	PGFP	EP
2006-04-10	Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP	PGFP	EP
2002-01-01	European patent in force as of 2002-01-01IF02	IF02	GB
1999-06-23	Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)732E	732E	GB
1999-06-04	Transmission of propertyTP	TP	FR
1994-08-24	No opposition filedOpposition26N	26N	EP
1994-07-02	No opposition filed within time limitOppositionORIGINAL CODE: 0009261PLBE	PLBE	EP
1994-07-02	Information on the status of an ep patent application or granted ep patentGrantedSTATUS: NO OPPOSITION FILED WITHIN TIME LIMITSTAA	STAA	EP
1994-02-16	Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents actLapsedNLV1	NLV1	EP
1993-12-10	Fr: translation filedET	ET	EP
1993-10-07	Corresponds to:REF	REF	EP
1993-09-01	Designated contracting statesAK	AK	EP
1993-09-01	Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25	PG25	EP
1993-07-16	(expected) grantORIGINAL CODE: 0009210GRAA	GRAA	EP
1991-05-15	First examination report despatched17Q	17Q	EP
1989-01-18	Request for examination filed17P	17P	EP
1988-06-15	Designated contracting statesAK	AK	EP
1988-04-26	Search report despatchedORIGINAL CODE: 0009013PUAL	PUAL	EP
1987-11-04	Designated contracting statesAK	AK	EP
1987-09-19	Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI	PUAI	EP

Method for preservation of nitrile hydration activity

Abstract

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