Extract from the Register of European Patents

About this file: EP0991699

EP0991699 - TWO-STAGE SOLUTION POLYMERIZATION OF HIGH MOLECULAR WEIGHT POLY(PHOSPHOESTERS) [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  28.02.2003
Database last updated on 19.06.2019
Most recent event   Tooltip14.03.2008Lapse of the patent in a contracting state
New state(s): IT
published on 16.04.2008  [2008/16]
Applicant(s)For all designated states
GUILFORD PHARMACEUTICALS INC.
6611 Tributary Street
Baltimore, Maryland 21224 / US
For all designated states
THE JOHNS HOPKINS UNIVERSITY SCHOOL OF MEDICINE
Suite 72-100, 2024 East Monument
Baltimore, MD 21205 / US
[2000/15]
Inventor(s)01 / ZHAO, Zhong
2320 F. Tarleton Lane
Baltimore, MD 21234 / US
02 / MAO, Hai-Quan
Apartment C8, 334 Stephenson Lane
Towsen, MD 21204 / US
03 / LEONG, Kam, W.
10242 Breconshire Road
Ellicott City, MD 21043 / US
[2000/15]
Representative(s)Kihn, Pierre Emile Joseph , et al
Office Ernest T. Freylinger S.A.
234, route d'Arlon
B.P. 48
8001 Strassen / LU
[N/P]
Former [2000/15]Kihn, Pierre Emile Joseph , et al
Office de Brevets Ernest T. Freylinger 234, route d'Arlon B.P. 48
8001 Strassen / LU
Application number, filing date98930301.117.06.1998
[2000/15]
WO1998US12553
Priority number, dateUSA 87762418.06.1997
USA 9862017.06.1998
[2002/17]
Former [2002/17]US1997087762418.06.1997
[2000/15]25.02.2000
Former [2000/15]USA 87762418.06.1997
USA17.06.1998
Filing languageEN
Procedural languageEN
PublicationType: A1  Application with search report
No.:WO9858012
Date:23.12.1998
Language:EN
[1998/51]
Type: A1 Application with search report 
No.:EP0991699
Date:12.04.2000
Language:EN
The application has been published by WIPO in one of the EPO official languages on 23.12.1998
[2000/15]
Type: B1 Patent specification 
No.:EP0991699
Date:24.04.2002
Language:EN
[2002/17]
Search report(s)International search report - published on:EP23.12.1998
ClassificationInternational:C08G79/04
[2000/15]
Designated contracting statesAT,   BE,   CH,   CY,   DE,   DK,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE [2000/15]
TitleGerman:ZWEISTUFIGE LÖSUNGSPOLYMERISATION VON HOCHMOLEKULAREN POLY(PHOSPHORESTERN)[2000/15]
English:TWO-STAGE SOLUTION POLYMERIZATION OF HIGH MOLECULAR WEIGHT POLY(PHOSPHOESTERS)[2000/15]
French:POLYMERISATION EN SOLUTION EN DEUX PHASES DE POLY(PHOSPHOESTER) DE MASSE MOLECULAIRE ELEVEE[2000/15]
Entry into regional phase20.12.1999National basic fee paid 
20.12.1999Designation fee(s) paid 
20.12.1999Examination fee paid 
Examination procedure14.01.1999Request for preliminary examination filed
International Preliminary Examining Authority: EP
20.12.1999Examination requested  [2000/15]
26.06.2000Despatch of a communication from the examining division (Time limit: M06)
20.12.2000Reply to a communication from the examining division
08.08.2001Despatch of communication of intention to grant (Approval: Yes)
31.10.2001Communication of intention to grant the patent
18.01.2002Fee for grant paid
18.01.2002Fee for publishing/printing paid
Opposition(s)27.01.2003No opposition filed within time limit [2003/16]
Fees paidRenewal fee
13.06.2000Renewal fee patent year 03
06.06.2001Renewal fee patent year 04
Lapses during opposition  TooltipAT24.04.2002
BE24.04.2002
CH24.04.2002
FI24.04.2002
GR24.04.2002
IT24.04.2002
LI24.04.2002
NL24.04.2002
CY30.06.2002
DK24.07.2002
PT24.07.2002
SE24.07.2002
ES30.10.2002
[2008/16]
Former [2004/40]AT24.04.2002
BE24.04.2002
CH24.04.2002
FI24.04.2002
GR24.04.2002
LI24.04.2002
NL24.04.2002
CY30.06.2002
DK24.07.2002
PT24.07.2002
SE24.07.2002
ES30.10.2002
Former [2004/10]AT24.04.2002
BE24.04.2002
CH24.04.2002
GR24.04.2002
LI24.04.2002
NL24.04.2002
CY30.06.2002
DK24.07.2002
PT24.07.2002
SE24.07.2002
ES30.10.2002
Former [2004/04]AT24.04.2002
BE24.04.2002
CH24.04.2002
GR24.04.2002
LI24.04.2002
NL24.04.2002
DK24.07.2002
PT24.07.2002
SE24.07.2002
ES30.10.2002
Former [2003/48]AT24.04.2002
BE24.04.2002
CH24.04.2002
GR24.04.2002
LI24.04.2002
NL24.04.2002
DK24.07.2002
PT24.07.2002
SE24.07.2002
Former [2003/46]AT24.04.2002
CH24.04.2002
GR24.04.2002
LI24.04.2002
NL24.04.2002
DK24.07.2002
PT24.07.2002
SE24.07.2002
Former [2003/21]AT24.04.2002
CH24.04.2002
GR24.04.2002
LI24.04.2002
NL24.04.2002
PT24.07.2002
SE24.07.2002
Former [2003/19]AT24.04.2002
CH24.04.2002
GR24.04.2002
LI24.04.2002
NL24.04.2002
SE24.07.2002
Former [2003/16]AT24.04.2002
CH24.04.2002
LI24.04.2002
NL24.04.2002
SE24.07.2002
Former [2003/10]AT24.04.2002
NL24.04.2002
SE24.07.2002
Former [2003/09]NL24.04.2002
SE24.07.2002
Former [2002/42]SE24.07.2002
Cited inInternational search[X]JPS5021093  (TEIJIN LTD) [X] 20-38 * tables 1,2 *;
 [X]EP0386757  (UNIV JOHNS HOPKINS [US]) [X] 20-38 * examples 1-6; claims 1-15 *;
 [X]  - MAO HAI-QUAN ET AL., "Synthesis and Biological Properties of Polymer Immunoadjuvants", POLYMER JOURNAL, (1993), vol. 25, no. 5, pages 499 - 505, XP002074189 [X] 20-38 * figure 1; table 3 *

DOI:   http://dx.doi.org/10.1295/polymj.25.499
 [X]  - Host: STN, Database CHEMICAL ABSTRACTS, vol. 122, no. 11, 13 March 1995 Columbus, Ohio, US: abstract no. 122613 LUO, YI ET AL.: "Synthesis and antitumor activity of biodegradable poly- phosphamides", XP002074190 [X] 20-38 * see abstract in connection with file REGISTRY, RN 161079-23-8, RN 161079-25-0, RN 161079-27-2, RN 161079-29-4 *
 [X]  - Host: STN, Database CHEMICAL ABSTRACTS, vol. 124, no. 18, 18 April 1996 Columbus, Ohio, US: abstract no 241898 FAN, CHANG-LIE ET AL.: "Studies on the drug controlled release materials of polyphosphate containing tyrosine ester", XP002074191 [X] 20-38 * see abstract in connection with file REGISTRY, RN 174753-10-7, RN 174753-11-8, RN 174753-12-9, RN 174753-13-0, RN 174753-14-1 *