blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability

2022.02.11

More...
blank News flashes

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
FAQ - Register Alert
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP1664173

EP1664173 - METHOD FOR REDUCING THE ACETALDEHYDE LEVEL IN POLYESTERS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  17.04.2009
Database last updated on 14.09.2024
Most recent event   Tooltip21.10.2011Lapse of the patent in a contracting state
New state(s): FR		published on 23.11.2011  [2011/47]
Applicant(s)For all designated states
EASTMAN CHEMICAL COMPANY
100 North Eastman Road
Kingsport TN 37660 / US
[N/P]
Former [2006/23]For all designated states
EASTMAN CHEMICAL COMPANY
100 North Eastman Road
Kingsport, TN 37660 / US
Inventor(s)01 / PEARSON, Jason, Clay
116 Pickens Court
Kingsport, TN 37663 / US
02 / WEAVER, Max, Allen
125 Hill Road
Kingsport, TN 37664 / US
03 / CYR, Michael, John
2034 Pembroke Bay Drive
League City, TX 77573 / US
 [2006/23]
Representative(s)Wibbelmann, Jobst
Wuesthoff & Wuesthoff
Patentanwälte und Rechtsanwalt PartG mbB
Schweigerstrasse 2
81541 München / DE
[N/P]
Former [2009/51]Wibbelmann, Jobst
Wuesthoff & Wuesthoff Patent- und Rechtsanwälte Schweigerstrasse 2
81541 München / DE
Former [2006/23]Wibbelmann, Jobst
Wuesthoff & Wuesthoff Patent- und Rechtsanwälte Schweigerstrasse 2
D-81541 München / DE
Application number, filing date04781359.718.08.2004
[2006/23]
WO2004US26649
Priority number, dateUS2003065922510.09.2003         Original published format: US 659225
[2006/23]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2005026248
Date:24.03.2005
Language:EN
[2005/12]
Type: A1 Application with search report 
No.:EP1664173
Date:07.06.2006
Language:EN
The application published by WIPO in one of the EPO official languages on 24.03.2005 takes the place of the publication of the European patent application.
[2006/23]
Type: B1 Patent specification 
No.:EP1664173
Date:11.06.2008
Language:EN
[2008/24]
Search report(s)International search report - published on:EP24.03.2005
ClassificationIPC:C08K5/00, C08K5/20, C08K5/34, C08K5/315, C08K5/45, C08K5/15, C08K5/41, C08K5/46, C08K5/39, C08K5/07
[2006/23]
CPC:
C08K5/0008 (EP,US); C08K5/10 (EP,US); C08K5/20 (EP,US);
C08K5/315 (EP,US); C08K5/34 (EP,US)
C-Set:
C08K5/0008, C08L67/02 (EP,US)
Designated contracting statesAT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HU,   IE,   IT,   LI,   LU,   MC,   NL,   PL,   PT,   RO,   SE,   SI,   SK,   TR [2006/23]
Extension statesALNot yet paid
HRNot yet paid
LTNot yet paid
LVNot yet paid
MKNot yet paid
TitleGerman:VERFAHREN ZUR VERRINGERUNG DES ACETALDEHYDGEHALTS IN POLYESTERN[2006/23]
English:METHOD FOR REDUCING THE ACETALDEHYDE LEVEL IN POLYESTERS[2006/23]
French:PROCEDE DE REDUCTION DU NIVEAU D'ACETALDEHYDE DANS DES POLYESTERS[2006/23]
Entry into regional phase24.01.2006National basic fee paid 
24.01.2006Designation fee(s) paid 
24.01.2006Examination fee paid 
Examination procedure02.06.2005Request for preliminary examination filed
International Preliminary Examining Authority: EP
24.01.2006Examination requested  [2006/23]
14.08.2006Despatch of a communication from the examining division (Time limit: M04)
18.12.2006Reply to a communication from the examining division
18.04.2007Despatch of a communication from the examining division (Time limit: M04)
09.07.2007Reply to a communication from the examining division
13.11.2007Communication of intention to grant the patent
12.03.2008Fee for grant paid
12.03.2008Fee for publishing/printing paid
Opposition(s)12.03.2009No opposition filed within time limit [2009/21]
Fees paidRenewal fee
07.08.2006Renewal fee patent year 03
03.08.2007Renewal fee patent year 04
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.
Lapses during opposition  TooltipAT11.06.2008
CY11.06.2008
CZ11.06.2008
DK11.06.2008
EE11.06.2008
FI11.06.2008
PL11.06.2008
RO11.06.2008
SI11.06.2008
SK11.06.2008
TR11.06.2008
IE18.08.2008
IT18.08.2008
LU18.08.2008
ES19.08.2008
BE31.08.2008
CH31.08.2008
LI31.08.2008
MC31.08.2008
FR01.09.2008
BG11.09.2008
GB11.09.2008
SE11.09.2008
GR12.09.2008
PT11.11.2008
HU12.12.2008
NL01.03.2009
DE03.03.2009
[2011/47]
Former [2010/51]AT11.06.2008
CY11.06.2008
CZ11.06.2008
DK11.06.2008
EE11.06.2008
FI11.06.2008
PL11.06.2008
RO11.06.2008
SI11.06.2008
SK11.06.2008
TR11.06.2008
IE18.08.2008
IT18.08.2008
LU18.08.2008
ES19.08.2008
BE31.08.2008
CH31.08.2008
LI31.08.2008
MC31.08.2008
BG11.09.2008
GB11.09.2008
SE11.09.2008
GR12.09.2008
PT11.11.2008
HU12.12.2008
NL01.03.2009
DE03.03.2009
Former [2010/38]AT11.06.2008
CY11.06.2008
CZ11.06.2008
DK11.06.2008
EE11.06.2008
FI11.06.2008
PL11.06.2008
RO11.06.2008
SI11.06.2008
SK11.06.2008
TR11.06.2008
IE18.08.2008
IT18.08.2008
LU18.08.2008
ES19.08.2008
BE31.08.2008
CH31.08.2008
LI31.08.2008
MC31.08.2008
BG11.09.2008
GB11.09.2008
SE11.09.2008
PT11.11.2008
HU12.12.2008
NL01.03.2009
DE03.03.2009
Former [2010/34]AT11.06.2008
CY11.06.2008
CZ11.06.2008
DK11.06.2008
EE11.06.2008
FI11.06.2008
PL11.06.2008
RO11.06.2008
SI11.06.2008
SK11.06.2008
IE18.08.2008
IT18.08.2008
LU18.08.2008
ES19.08.2008
BE31.08.2008
CH31.08.2008
LI31.08.2008
MC31.08.2008
BG11.09.2008
GB11.09.2008
SE11.09.2008
PT11.11.2008
HU12.12.2008
NL01.03.2009
DE03.03.2009
Former [2010/33]AT11.06.2008
CZ11.06.2008
DK11.06.2008
EE11.06.2008
FI11.06.2008
PL11.06.2008
RO11.06.2008
SI11.06.2008
SK11.06.2008
IE18.08.2008
IT18.08.2008
LU18.08.2008
ES19.08.2008
BE31.08.2008
CH31.08.2008
LI31.08.2008
MC31.08.2008
BG11.09.2008
GB11.09.2008
SE11.09.2008
PT11.11.2008
NL01.03.2009
DE03.03.2009
Former [2010/10]AT11.06.2008
CZ11.06.2008
DK11.06.2008
EE11.06.2008
FI11.06.2008
PL11.06.2008
RO11.06.2008
SI11.06.2008
SK11.06.2008
IE18.08.2008
IT18.08.2008
ES19.08.2008
BE31.08.2008
CH31.08.2008
LI31.08.2008
MC31.08.2008
BG11.09.2008
GB11.09.2008
SE11.09.2008
PT11.11.2008
NL01.03.2009
DE03.03.2009
Former [2010/01]AT11.06.2008
CZ11.06.2008
DK11.06.2008
EE11.06.2008
FI11.06.2008
PL11.06.2008
RO11.06.2008
SI11.06.2008
SK11.06.2008
IE18.08.2008
IT18.08.2008
BE31.08.2008
CH31.08.2008
LI31.08.2008
MC31.08.2008
BG11.09.2008
GB11.09.2008
SE11.09.2008
PT11.11.2008
NL01.03.2009
DE03.03.2009
Former [2009/41]AT11.06.2008
CZ11.06.2008
DK11.06.2008
EE11.06.2008
FI11.06.2008
PL11.06.2008
RO11.06.2008
SI11.06.2008
SK11.06.2008
IE18.08.2008
IT18.08.2008
BE31.08.2008
CH31.08.2008
LI31.08.2008
MC31.08.2008
BG11.09.2008
SE11.09.2008
PT11.11.2008
NL01.03.2009
DE03.03.2009
Former [2009/35]AT11.06.2008
CZ11.06.2008
DK11.06.2008
EE11.06.2008
FI11.06.2008
PL11.06.2008
RO11.06.2008
SI11.06.2008
SK11.06.2008
IE18.08.2008
BE31.08.2008
CH31.08.2008
LI31.08.2008
MC31.08.2008
BG11.09.2008
SE11.09.2008
PT11.11.2008
NL01.03.2009
Former [2009/32]AT11.06.2008
CZ11.06.2008
DK11.06.2008
EE11.06.2008
FI11.06.2008
PL11.06.2008
RO11.06.2008
SI11.06.2008
SK11.06.2008
BE31.08.2008
CH31.08.2008
LI31.08.2008
MC31.08.2008
BG11.09.2008
SE11.09.2008
PT11.11.2008
NL01.03.2009
Former [2009/30]AT11.06.2008
CZ11.06.2008
DK11.06.2008
EE11.06.2008
FI11.06.2008
PL11.06.2008
RO11.06.2008
SI11.06.2008
SK11.06.2008
CH31.08.2008
LI31.08.2008
MC31.08.2008
BG11.09.2008
SE11.09.2008
PT11.11.2008
NL01.03.2009
Former [2009/26]AT11.06.2008
CZ11.06.2008
DK11.06.2008
EE11.06.2008
FI11.06.2008
PL11.06.2008
RO11.06.2008
SI11.06.2008
SK11.06.2008
MC31.08.2008
BG11.09.2008
SE11.09.2008
PT11.11.2008
NL01.03.2009
Former [2009/24]AT11.06.2008
CZ11.06.2008
DK11.06.2008
EE11.06.2008
FI11.06.2008
PL11.06.2008
RO11.06.2008
SI11.06.2008
SK11.06.2008
MC31.08.2008
BG11.09.2008
SE11.09.2008
PT11.11.2008
Former [2009/22]AT11.06.2008
CZ11.06.2008
DK11.06.2008
EE11.06.2008
FI11.06.2008
PL11.06.2008
RO11.06.2008
SI11.06.2008
SK11.06.2008
MC31.08.2008
SE11.09.2008
PT11.11.2008
Former [2009/20]AT11.06.2008
CZ11.06.2008
DK11.06.2008
FI11.06.2008
PL11.06.2008
RO11.06.2008
SI11.06.2008
SK11.06.2008
MC31.08.2008
SE11.09.2008
PT11.11.2008
Former [2009/16]AT11.06.2008
CZ11.06.2008
FI11.06.2008
PL11.06.2008
RO11.06.2008
SI11.06.2008
SK11.06.2008
MC31.08.2008
SE11.09.2008
PT11.11.2008
Former [2009/14]AT11.06.2008
CZ11.06.2008
FI11.06.2008
PL11.06.2008
RO11.06.2008
SI11.06.2008
SK11.06.2008
SE11.09.2008
PT11.11.2008
Former [2009/13]AT11.06.2008
CZ11.06.2008
FI11.06.2008
PL11.06.2008
SI11.06.2008
SK11.06.2008
SE11.09.2008
PT11.11.2008
Former [2009/07]AT11.06.2008
FI11.06.2008
PL11.06.2008
SI11.06.2008
SE11.09.2008
Former [2008/50]AT11.06.2008
FI11.06.2008
PL11.06.2008
SI11.06.2008
Former [2008/48]SI11.06.2008
Cited inInternational search[X]JPH0241354  ;
 [X]JPS5773049  ;
 [X]JPH0260956  ;
 [X]JPH0238445  ;
 [A]JPH03241357  ;
 [A]JPH10237444  ;
 [X]US3177101  (VRIESEN CALVIN W) [X] 12 * column 3, line 52 - line 53 * * examples 2-4 *;
 [A]GB1023213  (OMEGA CHEMICALS CORP) [A] 5 * page 8, line 16 - line 21 *;
 [X]FR2502162  (RHONE POULENC SPEC CHIM [FR]) [X] 4,6-11 * page 2, line 20 - page 3, line 5 * * page 6, line 5 - page 7, line 2; claim - *;
 [A]US4362829  (COOPER STEPHEN M, et al) [A] 5 * the whole document *;
 [X]EP0302289  (VIANOVA KUNSTHARZ AG [AT]) [X] 4* page 2, line 32 - page 3, line 4; example -; claim - *;
 [X]EP0400936  (POLYPLASTICS CO [JP]) [X] 4 * page 3, line 1 - line 22 * * page 5, line 10 *;
 [A]US5663029  (MALHOTRA SHADI L [CA]) [A] 5 * column 5, line 31 - line 49 * * column 7, line 19 - line 35 * * column 9, line 2 *;
 [X]FR2764607  (RHONE POULENC FIBRES & POLYMER [FR]) [X] 4-11,13 * page 2, line 34 - page 4, line 32 * * page 5, line 36 - page 6, line 24; example -; claim - *;
 [A]WO0059993  (DU PONT [US]) [A] 12 * page 1, line 27 - page 2, line 11 * * examples 2-10; table 2 *;
 [A]EP1110999  (GREAT LAKES CHEMICAL EUROP [CH]) [A] 5 * page 2, line 34 - page 4, line 20; example -; claim - * * page 40, line 9 - line 12 *;
 [X]US2003113568  (MURSCHALL URSULA [DE], et al) [X] 4 * page 1, paragraph 14 - paragraph 16 * * page 2, paragraph 33 - page 3, paragraph 35 *;
 [X]  - DATABASE WPI, 0, Derwent World Patents Index, vol. 1990, no. 12, Database accession no. 1990-087763, XP002306052 & JPH0241354 A 19900209 (TORAY IND INC) [X] 4,6-11 * abstract *
 [X]  - DATABASE WPI, 0, Derwent World Patents Index, vol. 1982, no. 24, Database accession no. 1982-48951E, XP002306053 & JPS5773049 A 19820507 (ADEKA ARGUS IND KK) [X] 4,6-11 * abstract *
 [X]  - DATABASE WPI, 0, Derwent World Patents Index, vol. 1990, no. 15, Database accession no. 1990-111204, XP002306054 & JPH0260956 A 19900301 (TORAY IND INC) [X] 4,6-11 * abstract *
 [X]  - DATABASE WPI, 0, Derwent World Patents Index, vol. 1990, no. 12, Database accession no. 1990-086462, XP002306055 & JPH0238445 A 19900207 (TORAY IND INC) [X] 4,6-11 * abstract *
 [A]  - DATABASE WPI, 0, Derwent World Patents Index, vol. 1991, no. 49, Database accession no. 1991-358685, XP002306056 & JPH03241357 A 19911028 (SUMITOMO BAKELITE CO) [A] 5 * abstract *
 [A]  - DATABASE WPI, 0, Derwent World Patents Index, vol. 1998, no. 46, Database accession no. 1998-537769, XP002306057 & JPH10237444 A 19980908 (AICELLO CHEM CO LTD) [A] 5 * abstract *
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.