EP0005302 - Impregnated porous granules with slow-release pore membranes, and process for the manufacture thereof [Right-click to bookmark this link] | Status | Opposition rejected Status updated on 03.02.1984 Database last updated on 28.05.2024 | Most recent event Tooltip | 03.02.1984 | Opposition rejected | published on 04.04.1984 [1984/14] | Applicant(s) | For all designated states STAUFFER CHEMICAL COMPANY Westport Connecticut 06880 / US | [N/P] | Inventor(s) | 01 /
Hahn, Alice Ulhee 164 Valley Hill Drive Moraga California 94556 / US | 02 /
Rider, Richard Harold 1308 Norvell Street El Cerrito California / US | 03 /
Scher, Herbert Benson 1028 Wickham Drive Moraga California 94556 / US | 04 /
Hargrove, Garrard Lee 450 Dennis Drive Vacaville California / US | [N/P] | Representative(s) | Urbanus, Henricus Maria, et al c/o Vereenigde Octrooibureaux Nieuwe Parklaan 107 2587 BP 's-Gravenhage / NL | [N/P] |
Former [1981/47] | Urbanus, Henricus Maria, Ir., et al c/o Vereenigde Octrooibureaux Nieuwe Parklaan 107 NL-2587 BP 's-Gravenhage / NL | Application number, filing date | 79200211.5 | 02.05.1979 | Priority number, date | US19780902572 | 04.05.1978 Original published format: US 902572 | Filing language | EN | Procedural language | EN | Publication | Type: | A3 Search report | No.: | EP0005302 | Date: | Status: | (deleted) | [N/P] | Type: | A2 Application without search report | No.: | EP0005302 | Date: | 14.11.1979 | Language: | EN | [N/P] | Type: | B1 Patent specification | No.: | EP0005302 | Date: | 25.11.1981 | Language: | EN | [1981/47] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 25.09.1979 | Classification | IPC: | A01N25/12, C05G1/00, C08J5/00 | [1981/47] | CPC: |
B01J2/006 (EP,US);
A01N25/26 (EP,US);
C05G3/44 (EP,US);
Y10S428/905 (EP,US);
Y10S428/907 (EP,US);
Y10T428/2998 (EP,US)
|
Former IPC [1981/47] | B01J2/00, A01N17/08, C05G1/00 | Designated contracting states | BE, CH, DE, FR, GB, IT, NL | Title | German: | Imprägnierte poröse Granulate mit langsam abgebenden Porienmembranen und Verfahren zu ihrer Herstellung | English: | Impregnated porous granules with slow-release pore membranes, and process for the manufacture thereof | French: | Granules poreux imprégnés ayant des membranes de pores à libération lente et procédé pour leur fabrication | Examination procedure | 21.05.1980 | Examination requested [1980/17] | 18.02.1981 | Despatch of communication of intention to grant (Approval: ) | 26.05.1981 | Communication of intention to grant the patent | 11.08.1981 | Fee for grant paid | 11.08.1981 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
28.07.1982
20.08.1982
ADMISSIBLE Enka AG Enka-Haus Kasinostrasse Postfach 10 01 49 D-42001 Wuppertal / DE | [N/P] |
Former [1982/40] | |||
Opponent(s) | 01
28.07.1982
20.08.1982
ADMISSIBLE Enka AG Enka-Haus Kasinostrasse Postfach 10 01 49 D-42001 Wuppertal / DE | 15.09.1982 | Invitation to proprietor to file observations on the notice of opposition | 12.01.1983 | Reply of patent proprietor to notice(s) of opposition | 17.03.1983 | Communication of observations of patent proprietor (Time limit: M02) | 13.05.1983 | Reply of parties involved to observations of patent proprietor | 25.10.1983 | Date of despatch of rejection of opposition | 04.11.1983 | Legal effect of rejection of opposition [1984/14] | Fees paid | Renewal fee | 26.05.1981 | Renewal fee patent year 03 |
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. | Documents cited: | Search | GB1371179 [ ] (STAUFFER CHEMICAL CO); | CH573212 [ ] (FELLER MARC RECH TECH ET ET SC) |