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Extract from the Register of European Patents

EP About this file: EP1129370

EP1129370 - COLOR CORRECTED PROJECTION LENSES EMPLOYING DIFFRACTIVE OPTICAL SURFACES [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  15.12.2006
Database last updated on 15.06.2024
Most recent event   Tooltip27.06.2008Change - applicantpublished on 30.07.2008  [2008/31]
Applicant(s)For all designated states
3M Innovative Properties Company
3M Center
P.O. Box 33427
St. Paul, MN 55133-3427 / US
[N/P]
Former [2008/31]For all designated states
3M Innovative Properties Company
3M Center P.O.Box 33427
St. Paul MN 55133-3427 / US
Former [2006/06]For all designated states
3M Innovative Properties Company
P.O.Box 33427 St. Paul
Minnesota 55133-3427 / US
Former [2003/35]For all designated states
3M Innovative Properties Company
P.O.Box 33427
St. Paul, Minnesota 55133-3427 / US
Former [2001/36]For all designated states
U.S. PRECISION LENS INC.
4000 McMann Road
Cincinnati, OH 45245 / US
Inventor(s)01 / KREITZER, Melvyn, H.
3681 Carpenters Creek Drive
Cincinnati, OH 45241 / US
 [2001/36]
Representative(s)Ertl, Nicholas Justin, et al
Elkington and Fife LLP
Prospect House
8 Pembroke Road
Sevenoaks
Kent TN13 1XR / GB
[N/P]
Former [2005/12]Ertl, Nicholas Justin, et al
Elkington and Fife, Prospect House, 8 Pembroke Road
Sevenoaks, Kent TN13 1XR / GB
Former [2001/36]Boon, Graham Anthony
Elkington and Fife, Prospect House, 8 Pembroke Road
Sevenoaks, Kent TN13 1XR / GB
Application number, filing date99960270.912.11.1999
[2001/36]
WO1999US26645
Priority number, dateUS19980108143P12.11.1998         Original published format: US 108143 P
[2001/36]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO0028353
Date:18.05.2000
Language:EN
[2000/20]
Type: A1 Application with search report 
No.:EP1129370
Date:05.09.2001
Language:EN
The application published by WIPO in one of the EPO official languages on 18.05.2000 takes the place of the publication of the European patent application.
[2001/36]
Type: B1 Patent specification 
No.:EP1129370
Date:08.02.2006
Language:EN
[2006/06]
Search report(s)International search report - published on:US18.05.2000
(Supplementary) European search report - dispatched on:EP07.06.2002
ClassificationIPC:G02B3/00, G02B27/00
[2002/30]
CPC:
G02B27/4211 (EP,US); H04N5/74 (KR); G02B13/16 (EP,US);
G02B27/0037 (EP,US); G02B27/4216 (EP,US); G02B27/4272 (EP,US)
Former IPC [2001/36]G02B3/00
Designated contracting statesDE,   ES,   FR,   GB,   NL [2004/22]
Former [2001/36]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:FARBKORRIGIERTE PROJEKTIONSLINSEN MIT VERWENDUNG VON DIFFRAKTIVEN OPTISCHEN OBERFLÄCHEN[2001/36]
English:COLOR CORRECTED PROJECTION LENSES EMPLOYING DIFFRACTIVE OPTICAL SURFACES[2001/36]
French:OBJECTIF DE PROJECTION A CORRECTION DES COULEURS UTILISANT DES SURFACES OPTIQUES DE DIFFRACTION[2001/36]
Entry into regional phase11.04.2001National basic fee paid 
11.04.2001Search fee paid 
11.04.2001Designation fee(s) paid 
11.04.2001Examination fee paid 
Examination procedure09.06.2000Request for preliminary examination filed
International Preliminary Examining Authority: US
12.04.2001Examination requested  [2001/36]
29.06.2005Communication of intention to grant the patent
19.10.2005Fee for grant paid
19.10.2005Fee for publishing/printing paid
Opposition(s)09.11.2006No opposition filed within time limit [2007/03]
Fees paidRenewal fee
07.11.2001Renewal fee patent year 03
07.11.2002Renewal fee patent year 04
21.11.2003Renewal fee patent year 05
22.11.2004Renewal fee patent year 06
29.11.2005Renewal fee patent year 07
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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  TooltipNL08.02.2006
ES19.05.2006
[2006/45]
Former [2006/34]ES19.05.2006
Documents cited:Search[A]EP0517409  (HUGHES AIRCRAFT CO [US]) [A] 1-4* page 4, line 3 - page 5, line 10 *;
 [A]US5691847  (CHEN CHUNGTE W [US]) [A] 1-4 * page 6, line 53 - page 7, line 55 *;
 [E]EP1075150  (LG ELECTRONICS INC [KR]) [E] 1,5,6 * page 8, line 35 - page 9, lines 1-11; figure 10 *
International search[A]US4755028  (MOSKOVICH JACOB [US]);
 [A]US4776681  (MOSKOVICH JACOB [US]);
 [AP]US5946142  (HIRATA KOJI [JP], et al)
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.