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Extract from the Register of European Patents

EP About this file: EP0632970

EP0632970 - Cellulose acetate based products, their use in the manufacture of filtertows for the production of tobacco smoke filters as well as filtertows and tobacco smoke filters [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  10.11.2000
Database last updated on 20.09.2024
Most recent event   Tooltip28.12.2007Lapse of the patent in a contracting state
New state(s): IT		published on 30.01.2008  [2008/05]
Applicant(s)For all designated states
Rhodia Acetow GmbH
Engesserstrasse 8
79108 Freiburg / DE
[2000/02]
Former [1999/28]For all designated states
Rhodia Acetow Aktiengesellschaft
Engesserstrasse 8
79108 Freiburg / DE
Former [1995/02]For all designated states
RHONE-POULENC RHODIA AKTIENGESELLSCHAFT
Engesserstrasse 8
D-79108 Freiburg / DE
Inventor(s)01 / Teufel, Eberhard, Dipl.-Chem.
Schwarzwaldstrasse 46
D-79194 Gundelfingen / DE
02 / Willmund, Rolf, Dipl.biol.-Dr. habil.
Glimpenheimer Strasse 49
D-79312 Emmendingen / DE
[1995/02]
Representative(s)Hagemann, Heinrich, et al
Meissner Bolte Patentanwälte
Rechtsanwälte Partnerschaft mbB
Widenmayerstrasse 47
80538 München / DE
[N/P]
Former [1996/28]Hagemann, Heinrich, Dr.rer.nat., Dipl.-Chem., et al
Patentanwälte Hagemann & Kehl Postfach 86 03 29
81630 München / DE
Application number, filing date94107825.520.05.1994
[1995/02]
Priority number, dateDE1993432296609.07.1993         Original published format: DE 4322966
[1995/02]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0632970
Date:11.01.1995
Language:DE
[1995/02]
Type: A3 Search report 
No.:EP0632970
Date:19.04.1995
Language:DE
[1995/16]
Type: B1 Patent specification 
No.:EP0632970
Date:12.01.2000
Language:DE
[2000/02]
Search report(s)(Supplementary) European search report - dispatched on:EP06.03.1995
ClassificationIPC:A24D3/10, A24D3/14
[1995/02]
CPC:
A24D3/068 (EP,US); A24D3/10 (EP,KR,US); A24D3/14 (EP,US)
Designated contracting statesBE,   DE,   GB,   IT,   NL [1995/02]
TitleGerman:Aus Celluloseacetat geformte Gebilde, deren Verwendung zur Herstellung von Filtertow,Verwendung des Filtertows zur Herstellung eines Tabakrauchfilterelements sowie Filtertow und Tabakrauchfilterelement[1995/02]
English:Cellulose acetate based products, their use in the manufacture of filtertows for the production of tobacco smoke filters as well as filtertows and tobacco smoke filters[1995/02]
French:Produits à base d'acétate de cellulose, leur utilisation pour la fabrication de cordons filtrants pour la fabrication de filtres à fumée de tabac ainsi que les cordons filtrants et filtres à cigarettes[1995/02]
Examination procedure13.04.1995Examination requested  [1995/24]
28.12.1995Despatch of a communication from the examining division (Time limit: M04)
19.04.1996Reply to a communication from the examining division
20.06.1996Despatch of a communication from the examining division (Time limit: M02)
29.08.1996Reply to a communication from the examining division
19.11.1996Despatch of a communication from the examining division (Time limit: M03)
12.02.1997Reply to a communication from the examining division
13.06.1997Despatch of a communication from the examining division (Time limit: M02)
30.07.1997Reply to a communication from the examining division
12.02.1998Despatch of a communication from the examining division (Time limit: M02)
22.04.1998Reply to a communication from the examining division
08.01.1999Despatch of communication of intention to grant (Approval: Yes)
14.06.1999Communication of intention to grant the patent
17.09.1999Fee for grant paid
17.09.1999Fee for publishing/printing paid
Opposition(s)13.10.2000No opposition filed within time limit [2000/52]
Fees paidRenewal fee
21.05.1996Renewal fee patent year 03
28.05.1997Renewal fee patent year 04
25.05.1998Renewal fee patent year 05
22.05.1999Renewal fee patent year 06
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipIT12.01.2000
NL12.01.2000
[2008/05]
Former [2003/08]NL12.01.2000
Documents cited:Search[X]BE656697  (EASTMAN KODAK) [X] 1,4,8-10,12-15 * page 3, line 1 - line 21; example 1 *;
 [X]US3349779  (LEONARD RAY E, et al) [X] 1,4,5,8-10,12-15* examples 1,2 *;
 [X]GB2230687  (PECSI DOHANYGYAR [HU]) [X] 1,2,8-10 * examples 1,4 *;
 [PX]EP0597478  (DAICEL CHEM [JP]) [PX] 1,3,6-10,12-16 * page 3, line 45 - line 55 * * page 7, line 4 - page 8, line 10; claims 1,18-20,26-33 *
 [X]  - JOJI ONO ET AL., "Preferential Retention of Benzo[a]pyrene in Tobacco Smoke by -Lactoglobulin in the Cigarette Filter Structure", JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY, WASHINGTON US, (1981), vol. 29, no. 1, pages 173 - 177 [X] 1,3,8-10 * page 174, column L *
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.