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EP0186988
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EP About this file: EP0186988
| EP0186988 - Improved impregnation suspension system for expandable styrene/maleic anhydride particles [Right-click to bookmark this link] | Status | The application has been refused Status updated on 09.02.1993 Database last updated on 14.11.2024 | Most recent event Tooltip | 07.07.2007 | Change - inventor | published on 08.08.2007 [2007/32] | Applicant(s) | For all designated states ARCO CHEMICAL TECHNOLOGY, L.P. 3 Christina Centre, Suite 902, 201 N. Walnut Street Wilmington, Delaware 19801 / US | [N/P] |
| Former [1994/36] | For all designated states ARCO Chemical Technology, L.P. 3 Christina Centre, Suite 902, 201 N. Walnut Street Wilmington, Delaware 19801 / US | ||
| Former [1992/37] | For all designated states ARCO Chemical Technology, L.P. Two Greenville Crossing 4001 Kennett Pike, Suite 238 Greenville, Delaware 19807 / US | ||
| Former [1989/22] | For all designated states ARCO CHEMICAL TECHNOLOGY INC. 3 Christina Centre Suite 902 201 N Walnut Street Wilmington Delaware 19801 / US | ||
| Former [1986/28] | For all designated states ATLANTIC RICHFIELD COMPANY 515 South Flower Street Los Angeles California 90071 / US | Inventor(s) | 01 /
Ingram, Alvin R. 439 Cardinal Lane West Chester Pennsylvania 19380 / US | [1986/28] | Representative(s) | Cropp, John Anthony David, et al MATHYS & SQUIRE 100 Grays Inn Road London, WC1X 8AL / GB | [1986/28] | Application number, filing date | 85308955.5 | 10.12.1985 | [1986/28] | Priority number, date | US19840679785 | 10.12.1984 Original published format: US 679785 | [1986/28] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0186988 | Date: | 09.07.1986 | Language: | EN | [1986/28] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 14.05.1986 | Classification | IPC: | C08J9/18, C08L25/08 | [1986/28] | CPC: |
C08J9/18 (EP,US);
C08J2325/08 (EP,US)
| Designated contracting states | BE, DE, FR, GB, IT, NL [1986/28] | Title | German: | Suspensionsimprägnierungssystem für schaumfähige Styrol-Maleinsäureanhydridpartikel | [1986/28] | English: | Improved impregnation suspension system for expandable styrene/maleic anhydride particles | [1986/28] | French: | Système d'imprégnation en suspension pour particules expansibles à base de styrène-anhydride maléique | [1986/28] | File destroyed: | 12.06.1999 | Examination procedure | 29.12.1986 | Examination requested [1987/10] | 27.06.1988 | Despatch of a communication from the examining division (Time limit: M04) | 29.10.1988 | Reply to a communication from the examining division | 05.09.1989 | Despatch of a communication from the examining division (Time limit: M04) | 02.01.1990 | Reply to a communication from the examining division | 21.12.1990 | Despatch of a communication from the examining division (Time limit: M04) | 20.04.1991 | Reply to a communication from the examining division | 22.10.1991 | Despatch of a communication from the examining division (Time limit: M04) | 20.12.1991 | Reply to a communication from the examining division | 18.05.1992 | Despatch of communication of intention to grant (Approval: ) | 30.10.1992 | Despatch of communication that the application is refused, reason: formalities examination [1993/13] | 09.11.1992 | Application refused, date of legal effect [1993/13] | Fees paid | Renewal fee | 23.10.1987 | Renewal fee patent year 03 | 23.11.1988 | Renewal fee patent year 04 | 18.12.1989 | Renewal fee patent year 05 | 20.12.1990 | Renewal fee patent year 06 | 16.12.1991 | Renewal fee patent year 07 | Penalty fee | Additional fee for renewal fee | 31.12.1992 | 08 M06 Not yet paid |
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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]JP80112242 ; | [Y]EP0095714 (KANEGAFUCHI CHEMICAL IND [JP]); | [XP]US4547527 (INGRAM ALVIN R [US]) | [Y] - CHEMICAL ABSTRACTS, vol. 94, no. 6, 9th February 1981, page 37, no. 31587s, Columbus, Ohio, US; & JP - A - 80 112 242 (SEKISUI KASEIHIN KOGYO K.K.) 29-08-1980, & JP80112242 A 00000000 |