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Extract from the Register of European Patents

EP About this file: EP0799879

EP0799879 - A composite polymer/liquid crystal material suitable for modulated light transmission, and the process for its manufacture [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  21.09.2001
Database last updated on 06.07.2024
Most recent event   Tooltip21.09.2001Application deemed to be withdrawnpublished on 07.11.2001 [2001/45]
Applicant(s)For all designated states
MINISTERO DELL' UNIVERSITA' E DELLA RICERCA SCIENTIFICA E TECNOLOGICA
76, Lungotevere Thaon di Revel
00196 Roma / IT
[N/P]
Former [1997/41]For all designated states
MINISTERO DELL' UNIVERSITA' E DELLA RICERCA SCIENTIFICA E TECNOLOGICA
76, Lungotevere Thaon di Revel
00196 Roma / IT
Inventor(s)01 / De Filpo, Giovanni
Via Baldanza 5
87010 Doria (CS) / IT
02 / Chidichimo, Giuseppe
Contrada Bagno, Borgo Le Marinelle
87036 Rende (CS) / IT
[1997/41]
Representative(s)Bazzichelli, Alfredo, et al
c/o Società Italiana Brevetti S.p.A. Piazza di Pietra, 39
00186 Roma / IT
[N/P]
Former [1997/41]Bazzichelli, Alfredo, et al
c/o Società Italiana Brevetti S.p.A. Piazza di Pietra, 39
00186 Roma / IT
Application number, filing date97830144.825.03.1997
[1997/41]
Priority number, dateIT1996RM0021804.04.1996         Original published format: IT RM960218
[1997/41]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0799879
Date:08.10.1997
Language:EN
[1997/41]
Search report(s)(Supplementary) European search report - dispatched on:EP03.07.1997
ClassificationIPC:C09K19/54, G02F1/1333
[1997/41]
CPC:
G02F1/1334 (EP); C09K19/544 (EP); G02F1/13345 (EP)
Designated contracting statesAT,   BE,   CH,   DE,   ES,   FR,   GB,   LI,   LU,   NL,   SE [1997/41]
TitleGerman:Flüssigkristall/Polymer-Verbundmaterial für modulierte Lichtübertragung und verfahren zur seiner Herstellung[1997/41]
English:A composite polymer/liquid crystal material suitable for modulated light transmission, and the process for its manufacture[1997/41]
French:Composite cristallin liquide/polymère pour transmission modulée de la lumière et procédé de fabrication[1997/41]
Examination procedure16.03.1998Examination requested  [1998/20]
10.08.1999Despatch of a communication from the examining division (Time limit: M08)
14.07.2000Reply to a communication from the examining division
09.01.2001Despatch of a communication from the examining division (Time limit: M02)
20.03.2001Application deemed to be withdrawn, date of legal effect  [2001/45]
30.04.2001Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [2001/45]
Request for further processing for:14.07.2000Request for further processing filed
14.07.2000Full payment received (date of receipt of payment)
Request granted
31.07.2000Decision despatched
Fees paidRenewal fee
18.03.1999Renewal fee patent year 03
13.03.2000Renewal fee patent year 04
18.04.2001Renewal fee patent year 05
Penalty fee
Additional fee for renewal fee
01.04.200105   M06   Fee paid on   18.04.2001
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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.
Documents cited:Search[Y]EP0313053  (DAINIPPON INK & CHEMICALS [JP]) [Y] 1,4-6,8 * page 2, line 49 - page 3, line 3 * * page 13, line 48 - page 14, line 35 * * page 15, line 34 - line 41; examples 1,26 *;
 [Y]EP0451905  (KONINKL PHILIPS ELECTRONICS NV [NL]) [Y] 1,4-6,8 * column 1, line 1 - line 14 * * column 2, line 13 - line 40 * * page 9, line 1 *;
 [Y]EP0497619  (FUJITSU LTD [JP]) [Y] 1,4-6,8* page 3, line 37 - page 4, line 26; examples 1-3 *;
 [Y]EP0703287  (ASULAB SA [CH]) [Y] 1,4-6,8 * page 1, line 3 - line 5 * * page 2, line 7 - line 50 * * page 9, line 45 *
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.