EP0282756 - Phenyl-endcapped depolymerizable polymer [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 29.07.1995 Database last updated on 31.08.2024 | Most recent event Tooltip | 07.03.1997 | Lapse of the patent in a contracting state | published on 23.04.1997 [1997/17] | Applicant(s) | For all designated states International Business Machines Corporation New Orchard Road Armonk, NY 10504 / US | [N/P] |
Former [1988/38] | For all designated states International Business Machines Corporation Old Orchard Road Armonk, N.Y. 10504 / US | Inventor(s) | 01 /
Araps, Constance Joan Rt.376, RD3 Wappingers Falls New York 12590 / US | 02 /
Casey, Jon Alfred 349 New Hackensack Road Poughkeepsie New York 12603 / US | 03 /
Divakaruni, Renuka Shastri 153 Oscaleta Road Ridgefield Connecticut 06877 / US | 04 /
Kandetzke, Steven Michael 353 Hackensack Road Poughkeepsie N.Y. 12603 / US | 05 /
Lotsko, Catherine Agnes 69 Mountain Avenue Beacon New York 12508 / US | [1988/38] | Representative(s) | Colas, Alain Compagnie IBM France Département de Propriété Intellectuelle 06610 La Gaude / FR | [N/P] |
Former [1988/38] | Colas, Alain Compagnie IBM France Département de Propriété Intellectuelle F-06610 La Gaude / FR | Application number, filing date | 88102437.6 | 19.02.1988 | [1988/38] | Priority number, date | US19870028822 | 20.03.1987 Original published format: US 28822 | [1988/38] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0282756 | Date: | 21.09.1988 | Language: | EN | [1988/38] | Type: | A3 Search report | No.: | EP0282756 | Date: | 31.01.1990 | Language: | EN | [1990/05] | Type: | B1 Patent specification | No.: | EP0282756 | Date: | 28.09.1994 | Language: | EN | [1994/39] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 13.12.1989 | Classification | IPC: | C08F2/38, C08F8/50, G03F7/004, C04B35/00 | [1994/39] | CPC: |
C04B41/009 (EP);
C04B41/48 (EP);
C04B41/51 (EP);
C04B41/83 (EP);
C04B41/88 (EP);
C08F2/38 (EP);
| C-Set: |
C04B41/009, C04B35/00 (EP);
C04B41/48, C04B41/53 (EP);
C04B41/51, C04B41/4505, C04B41/4572, C04B41/483, C04B41/53 (EP);
C04B41/51, C04B41/4505, C04B41/4572, C04B41/4876, C04B41/53 (EP) |
Former IPC [1988/38] | C08F2/38, C08F8/50, G03F7/10, C04B35/00 | Designated contracting states | DE, FR, GB [1988/38] | Title | German: | Depolymerisierbares Polymer mit Phenylendgruppen | [1988/38] | English: | Phenyl-endcapped depolymerizable polymer | [1988/38] | French: | Polymère dépolymérisable avec des groupes phényle terminaux | [1988/38] | Examination procedure | 17.01.1989 | Examination requested [1989/11] | 13.08.1991 | Despatch of a communication from the examining division (Time limit: M06) | 16.03.1992 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time | 22.05.1992 | Reply to a communication from the examining division | 03.12.1992 | Despatch of a communication from the examining division (Time limit: M06) | 03.06.1993 | Reply to a communication from the examining division | 14.12.1993 | Despatch of communication of intention to grant (Approval: Yes) | 28.03.1994 | Communication of intention to grant the patent | 21.04.1994 | Fee for grant paid | 21.04.1994 | Fee for publishing/printing paid | Opposition(s) | 29.06.1995 | No opposition filed within time limit [1995/38] | Request for further processing for: | 26.05.1992 | Request for further processing filed | 26.05.1992 | Full payment received (date of receipt of payment) Request granted | 11.06.1992 | Decision despatched | Fees paid | Renewal fee | 24.02.1990 | Renewal fee patent year 03 | 13.12.1990 | Renewal fee patent year 04 | 24.02.1992 | Renewal fee patent year 05 | 18.02.1993 | Renewal fee patent year 06 | 26.02.1994 | Renewal 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. | Documents cited: | Search | [A]US4124751 ; | [AD]US4539222 | Examination | - Houben-Weyl, Methoden der organischen Chemie, Vol.14/1 (1961), G. Thieme Verlag Stuttgart, page 1072 | - Hendrickson,Cram, Hammond, Organic Chemistry, 3rd Edition (1970), McCraw-Hill New York, page 464 |