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EP0522985

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EP About this file: EP0522985

EP0522985 - Heat transfer tubes and method for manufacturing [Right-click to bookmark this link]
Status	Patent maintained as amended Status updated on 17.12.1999 Database last updated on 11.09.2024
Most recent event Tooltip	17.12.1999	Patent maintained (B2 publication)	published on 02.02.2000 [2000/05]
Applicant(s)	For all designated states MITSUBISHI SHINDOH CO., LTD. No. 6-2, Ginza 1-chome Chuo-ku Tokyo / JP
	[N/P]
Former [1993/02]	For all designated states MITSUBISHI SHINDOH CO., LTD. No. 6-2, Ginza 1-chome Chuo-ku, Tokyo / JP
Inventor(s)	01 / Masukawa, Seizo, c/o Wakamastsu Plant Mitsubishi Shindoh Co., Ltd., 128-7, Oogi-machi Aizuwakamatsu-shi, Fukushima-ken / JP
	02 / Sukumoda, Shunroku, c/o Wakamastsu Plant Mitsubishi Shindoh Co., Ltd., 128-7, Oogi-machi Aizuwakamatsu-shi, Fukushima-ken / JP
	[1996/51]
Former [1993/02]	01 / Masukawa, Seizo, c/o Wakamastsu Plant Mitsubishi Shindoh Co., Ltd., 128-7, Oogi-machi Aizuwakamatsu-shi, Fukushima-ken / JP
	02 / Sukumoda, Shunroku, c/o Wakamastsu Plant Mitsubishi Shindoh Co., Ltd., 128-7, Oogi-machi Aizuwakamatsu-shi, Fukushima-ken / JP
Representative(s)	Vuillermoz, Bruno, et al Cabinet Laurent & Charras "Le Contemporain" 50, Chemin de la Bruyère 69574 Dardilly Cédex / FR
	[N/P]
Former [1999/09]	Vuillermoz, Bruno, et al Cabinet Laurent & Charras B.P. 32 20, rue Louis Chirpaz 69131 Ecully Cédex / FR
Former [1993/02]	Laurent, Michel, et al Cabinet LAURENT et CHARRAS, 20, rue Louis Chirpaz B.P. 32 F-69131 Ecully Cédex / FR
Application number, filing date	92420232.8	08.07.1992
	[1993/02]
Priority number, date	JP19910168516	09.07.1991 Original published format: JP 16851691
	JP19920074463	30.03.1992 Original published format: JP 7446392
	[1993/02]
Filing language	EN
Procedural language	EN
Publication	Type:	A1 Application with search report
	No.:	EP0522985
	Date:	13.01.1993
	Language:	EN
	[1993/02]
	Type:	B1 Patent specification
	No.:	EP0522985
	Date:	18.12.1996
	Language:	EN
	[1996/51]
	Type:	B2 New European patent specification
	No.:	EP0522985
	Date:	02.02.2000
	Language:	EN
	[2000/05]
Search report(s)	(Supplementary) European search report - dispatched on:	EP	10.11.1992
Classification	IPC:	F28F13/18, F28D15/02, B21C37/20	[1993/02]
	CPC:	F28F13/187 (EP,US); B21C37/202 (EP,US); F28D15/046 (EP,US); F28F1/40 (EP,US); F28F17/005 (EP,US); F28F2200/005 (EP,US)
Designated contracting states	DE, GB, IT [1993/02]
Title	German:	Wärmeaustauschrohre und Verfahren zur Herstellung	[1993/02]
	English:	Heat transfer tubes and method for manufacturing	[1993/02]
	French:	Tubes de transfert de chaleur et méthode de fabrication	[1993/02]
Examination procedure	05.02.1993	Examination requested [1993/16]
	11.05.1993	Despatch of a communication from the examining division (Time limit: M06)
	23.10.1993	Reply to a communication from the examining division
	29.04.1994	Despatch of a communication from the examining division (Time limit: M06)
	17.10.1994	Reply to a communication from the examining division
	20.04.1995	Despatch of a communication from the examining division (Time limit: M04)
	31.07.1995	Reply to a communication from the examining division
	04.03.1996	Despatch of communication of intention to grant (Approval: Yes)
	21.06.1996	Communication of intention to grant the patent
	04.09.1996	Fee for grant paid
	04.09.1996	Fee for publishing/printing paid
Opposition(s)	Opponent(s)	01 09.09.1997 ADMISSIBLE Wieland-Werke AG D-89070 Ulm / DE
		[1997/45]
	20.10.1997	Invitation to proprietor to file observations on the notice of opposition
	11.04.1998	Reply of patent proprietor to notice(s) of opposition
	24.04.1998	Communication of observations of patent proprietor (Time limit: M04)
	13.08.1998	Reply of parties involved to observations of patent proprietor
	21.04.1999	Legal effect of interlocutory decision in opposition
	21.04.1999	Date of oral proceedings
	31.05.1999	Despatch of interlocutory decision in opposition
	31.05.1999	Despatch of minutes of oral proceedings
	22.09.1999	Despatch of communication that the patent will be maintained as amended
	04.12.1999	Fee for printing new specification paid
Fees paid	Renewal fee
	04.07.1994	Renewal fee patent year 03
	22.06.1995	Renewal fee patent year 04
	13.06.1996	Renewal fee patent year 05
Opt-out from the exclusive Tooltip competence of the Unified Patent Court	See the Register of the Unified Patent Court for opt-out data
	Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:	Search	[Y]JP62037693 ;
		[Y]JP61175485 ;
		[A]JP02161291 ;
		[A]JP62062194 ;
		[A]JP02075427 ;
		[A]JP02165875 ;
		[A]JP58058929 ;
		[A]US4313248 (FUJIKAKE JUN);
		[A]US4715433 (SCHWARZ ALEXANDER [US], et al)
		[Y] - PATENT ABSTRACTS OF JAPAN vol. 011, no. 221 (M-608)17 July 1987 & JP-A-62 037 693 ( MITSUBISHI HEAVY IND LTD ) 18 February 1987, & JP62037693 A 19870218
		[Y] - PATENT ABSTRACTS OF JAPAN vol. 010, no. 385 (M-548)24 December 1986 & JP-A-61 175 485 ( KOBE STEEL LTD ) 7 August 1986, & JP61175485 A 19860807
		[A] - PATENT ABSTRACTS OF JAPAN vol. 014, no. 418 (M-1022)10 September 1990 & JP-A-02 161 291 ( FURUKAWA ELECTRIC CO LTD ) 21 June 1990, & JP02161291 A 19900621
		[A] - PATENT ABSTRACTS OF JAPAN vol. 011, no. 255 (M-617)19 August 1987 & JP-A-62 062 194 ( KOBE STEEL LTD ) 18 March 1987, & JP62062194 A 19870318
		[A] - PATENT ABSTRACTS OF JAPAN vol. 014, no. 262 (M-981)6 June 1990 & JP-A-02 075 427 ( FURUKAWA ELECTRIC CO LTD ) 15 March 1990, & JP02075427 A 19900315
		[A] - PATENT ABSTRACTS OF JAPAN vol. 014, no. 420 (M-1023)11 September 1990 & JP-A-02 165 875 ( FURUKAWA ELECTRIC CO LTD ) 26 June 1990, & JP02165875 A 19900626
		[A] - PATENT ABSTRACTS OF JAPAN vol. 007, no. 149 (M-225)30 June 1983 & JP-A-58 058 929 ( DAIKIN KOGYO KK ) 7 April 1983, & JP58058929 A 19830407

The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.

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