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EP0608969
European procedure
Extract from the Register of European Patents
EP About this file: EP0608969
| EP0608969 - Encapsulated liquid crystal apparatus with a polymer additive [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 03.03.2000 Database last updated on 01.01.2025 | Most recent event Tooltip | 03.03.2000 | No opposition filed within time limit | published on 19.04.2000 [2000/16] | Applicant(s) | For all designated states RAYCHEM CORPORATION 300 Constitution Drive Menlo Park California 94025 / US | [N/P] |
| Former [1994/31] | For all designated states RAYCHEM CORPORATION 300 Constitution Drive Menlo Park California 94025 / US | Inventor(s) | 01 /
Fergason, James L. 23 Hawthorn Drive Atherton, California 94025 / US | 02 /
Fan, Ning Sun 10989 Ronald Way Cupertino, California 95014 / US | [1994/31] | Representative(s) | Cross, Rupert Edward Blount, et al Boult Wade Tennant Verulam Gardens 70 Gray's Inn Road London WC1X 8BT / GB | [N/P] |
| Former [1994/31] | Cross, Rupert Edward Blount, et al BOULT, WADE & TENNANT 27 Furnival Street London EC4A 1PQ / GB | Application number, filing date | 94201020.8 | 01.08.1989 | [1994/31] | Priority number, date | US19880237974 | 29.08.1988 Original published format: US 237974 | [1994/31] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0608969 | Date: | 03.08.1994 | Language: | EN | [1994/31] | Type: | B1 Patent specification | No.: | EP0608969 | Date: | 28.04.1999 | Language: | EN | [1999/17] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 10.06.1994 | Classification | IPC: | C09K19/54, G02F1/1333 | [1994/31] | CPC: |
C09K19/544 (EP,US);
C09K2323/057 (EP,US);
Y10S516/01 (EP,US);
Y10T428/2984 (EP,US);
Y10T428/2985 (EP,US)
| Designated contracting states | DE, FR, GB [1994/31] | Title | German: | Vorrichtung mit eingekapselten Flüssigkristallen mit einem Polymerzusatz | [1994/31] | English: | Encapsulated liquid crystal apparatus with a polymer additive | [1994/31] | French: | Dispositif à cristaux liquides encapsulés avec un additif polymérique | [1994/31] | Examination procedure | 14.04.1994 | Examination requested [1994/31] | 10.04.1996 | Despatch of a communication from the examining division (Time limit: M04) | 09.08.1996 | Reply to a communication from the examining division | 24.03.1997 | Despatch of a communication from the examining division (Time limit: M02) | 21.05.1997 | Reply to a communication from the examining division | 25.09.1997 | Despatch of communication of intention to grant (Approval: No) | 28.01.1998 | Despatch of communication of intention to grant (Approval: later approval) | 22.05.1998 | Fee for grant paid | 22.05.1998 | Fee for publishing/printing paid | 19.06.1998 | Despatch of a communication from the examining division (Time limit: M02) | 21.08.1998 | Reply to a communication from the examining division | 26.10.1998 | Communication of intention to grant the patent | Parent application(s) Tooltip | EP89307822.0 / EP0357234 | Opposition(s) | 29.01.2000 | No opposition filed within time limit [2000/16] | Fees paid | Renewal fee | 14.03.1994 | Renewal fee patent year 03 | 14.03.1994 | Renewal fee patent year 04 | 14.03.1994 | Renewal fee patent year 05 | 25.07.1994 | Renewal fee patent year 06 | 25.07.1995 | Renewal fee patent year 07 | 17.07.1996 | Renewal fee patent year 08 | 23.07.1997 | Renewal fee patent year 09 | 10.08.1998 | Renewal fee patent year 10 |
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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 | [AD]US4707080 (FERGASON JAMES L [US]) [AD] 1,12-14,16-18 * column 19, line 18 - line 21 * * column 26, line 12 - line 16 * * column 27, line 17 - column 28, line 43 * * column 32, line 06 - column 34, line 09 *; | [A]JPS63144321 (FUJI PHOTO FILM CO LTD) [A] 1; | [PA]US4850683 (KAWAGUCHI HIDEO [JP], et al) [PA] 1 * column 2, line 09 - column 3, line 09 *; | [A]EP0156615 (TALIQ CORP [US]) [A] 1,9-11 * page 10, line 01 - page 12, line 22 *; | [A]EP0272585 (ASAHI GLASS CO LTD [JP]) [A] 1,4,18 * page 3, line 20 - page 4, line 22 * |