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EP0166336

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Extract from the Register of European Patents

EP About this file: EP0166336

EP0166336 - Recovery process for the regeneration of a fluoridization catalyst [Right-click to bookmark this link]
Status	No opposition filed within time limit Status updated on 13.06.1990 Database last updated on 30.03.2026
Most recent event Tooltip	13.06.1990	No opposition filed within time limit	published on 01.08.1990 [1990/31]
Applicant(s)	For all designated states HOECHST AKTIENGESELLSCHAFT 65926 Frankfurt am Main / DE
	[N/P]
Former [1986/01]	For all designated states HOECHST AKTIENGESELLSCHAFT D-65926 Frankfurt am Main / DE
Inventor(s)	01 / Müller, Thomas, Dr. Alolfstrasse 17b D-6380 Bad Homburg / DE
	02 / Siegemund, Günter, Dr. Frankfurter Strasse 21 D-6238 Hofheim am Taunus / DE
	[1986/01]
Application number, filing date	85107422.9	15.06.1985
	[1986/01]
Priority number, date	DE19843423625	27.06.1984 Original published format: DE 3423625
	[1986/01]
Filing language	DE
Procedural language	DE
Publication	Type:	A2 Application without search report
	No.:	EP0166336
	Date:	02.01.1986
	Language:	DE
	[1986/01]
	Type:	A3 Search report
	No.:	EP0166336
	Date:	28.10.1987
	Language:	DE
	[1987/44]
	Type:	B1 Patent specification
	No.:	EP0166336
	Date:	16.08.1989
	Language:	DE
	[1989/33]
Search report(s)	(Supplementary) European search report - dispatched on:	EP	08.09.1987
Classification	IPC:	B01J27/32, B01J37/26, B01J38/46	[1987/43]
	CPC:	B01J23/72 (EP,US)
	Former IPC [1986/01]	B01J27/32
Designated contracting states	BE, CH, DE, FR, GB, IT, LI, NL [1986/01]
Title	German:	Verfahren zur Wiederaufbereitung von Fluorierungskatalysatoren	[1986/01]
	English:	Recovery process for the regeneration of a fluoridization catalyst	[1986/01]
	French:	Procédé de récupération d'un catalyseur de fluoration	[1986/01]
Examination procedure	07.01.1988	Examination requested [1988/10]
	12.10.1988	Despatch of communication of intention to grant (Approval: Yes)
	31.01.1989	Communication of intention to grant the patent
	14.04.1989	Fee for grant paid
	14.04.1989	Fee for publishing/printing paid
Opposition(s)	17.05.1990	No opposition filed within time limit [1990/31]
Fees paid	Renewal fee
	15.05.1987	Renewal fee patent year 03
	11.05.1988	Renewal fee patent year 04
	13.05.1989	Renewal fee patent year 05
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