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Find Cited Patents in Derwent Patents Citation Index?

TOPIC: In this example, we want to find out what patents and technical documents were cited as prior art by European patent (EP 285906).We also want to see what companies, if any, are citing this patent.

We will conduct the search in Derwent Patents Citation Index® (File 342). Derwent Patents Citation Index contains patent and literature citations for over one million patent families drawn from six patenting authorities: the European Patent Office (EP); Germany (DE); Japan (JP), chemical and electrical examined patents only; Patent Cooperation Treaty (PCT/WO); the United Kingdom (GB); and the United States (US).

 

COMMAND SUMMARY

BEGIN 342
SELECT PN=EP 285906
TYPE S1/9/1


HOW TO...



1. After entering BEGIN 342 to open Derwent Patents Citation Index for searching, search for the patent number (PN=).

SELECT using the patent number prefix (PN=) the country code (EP) and the patent number (285906).

TYPE the record in Format 9 to see all cited and citing references.


?begin 342


[File 342] Derwent Patents Citation Indx 1978-05/200625
(c) 2006 Thomson Derwent. All rights reserved.

?select pn=ep 285906
S1          1   S PN=EP 285906

?type s1/9/1



2.
Review the record to see the patent family, cited patents, cited literature references and citing patents.

 

 

 

Patent Family with EP 285906.


1/9/1
  
Derwent Patents Citation Indx
(c) 2006 Thomson Derwent. All rights reserved.

00525795  WPI Acc No: 88-287122/41
Norverapamil - used as anti-metastatic agent and potentiator for
antitumour agents
Patent Assignee: (BADI ) BASF AG; (     ) MERRY S
Author (Inventor): MERRY S
Patent Family:
  Patent No Kind Date            Examiner Field of Search
 
EP 285906      A  881012 (BASIC)
  DE 3710806     A  881027
  DE 3883044     G  930916
 
EP 285906      B1 930811
  ES 2058161     T3 941101
  JP 63258414    A  881025
  US 4935445     A  900619
Derwent Week (Basic): 8841
Priority Data: DE 3710806 (870331)
Applications:  DE 3710806 (870331); DE 3883044 (880323);
EP 88104603 (880323); JP 8867481 (880323); US 174366 (880328)
Designated States
   (Regional): AT; BE; CH; DE; ES; FR; GB; IT; LI; NL
Derwent Class: B05
Int Pat Class: A61K-031/27; A61K-031/275; A61K-045/06
Number of Patents: 007
Number of Countries: 012
Number of Cited Patents: 005
Number of Cited Literature References: 004
Number of Citing Patents: 009


Cited patents are those patents cited as prior art for EP 285906.

 

 

 

 

 

 

 

 

 

No cited literature references, those journal articles cited as prior art for EP 285906. However, there are references for its U.S. family member.


CITED PATENTS

Family Member  Cited Patent  Cat   WPI Acc No   Assignee/Inventor

By Examiner:
EP 285906   A  EP 75823    A      83-34887K/15 (KNOL ) KNOLL AG/
                        FLECKENSTE A
EP 285906   A  EP 268100          88-120405/18 (BADI ) BASF AG/
                        KRETZSCHMA R;  SCHLICK E; EICHELBAUM M
EP 285906   B1 EP 75823    A      83-34887K/15 (KNOL ) KNOLL AG/
                        FLECKENSTE A
EP 285906   B1 EP 268100          88-120405/18 (BADI ) BASF AG/
                        KRETZSCHMA R;  SCHLICK E; EICHELBAUM M
US 4935445  A  EP 159678   A     85-271280/44 (CANC-) CANCER INST  
                        JAPAN; (EISA )  EISAI CO LTD; (NICA-)  
                        JAPAN FOUND CANCER RES/SAKURAI Y; 
TSURUO T CITED LITERATURE REFERENCES Family Member Cat Citation By Examiner: US 4935445 A Benson, III, et al, Cancer Treatment
Reports, vol. 69, No. 7-8, Jul./Aug. 1985, pp. 795-799. US 4935445 A Neugebauer, Cardiovascular Research, 1978, vol.12,pp. 247-254. US 4935445 A McAllister et al, Clin. Pharmacol. Ther., Apr. 1982, pp. 418-426. US 4935445 A Chemical Abstracts 96: 210651w (1982).

Citing patents are those patents that are using EP 285906 as prior art.

You can also see the Assignee/Inventors that are citing this patent. Note that BASF AG is citing its own patent.

 CITING PATENTS
        
        Family Member  Citing Patent Cat  WPI Acc No  Assignee/
                       Inventor
        
        By Examiner:
        EP 285906      EP 427747   A    90-045845/01 (BADI ) 
                          BASF AG; (   ) KEILHAUER G/KEILHAUER
                          G; KOENIG H; SCHLICK E; SEITZ W
EP 285906      EP 427762   A          90-045845/01
                          (BADI ) BASF AG; (    ) KEILHAUER 
                          G/KEILHAUER G; KOENIG H; SCHLICK
                          E; SEITZ W
EP 285906      EP 479874   A     91-008111/01 (KNOL ) KNOLL AG/
                          UNGER L; MULLER C D
EP 285906      EP 479874   B1    91-008111/01 (KNOL ) KNOLL AG/
                          UNGER L; MULLER C D
EP 285906   A  WO 9001317  A     90-045845/01 (BADI ) BASF AG; 
                          (   ) KEILHAUER  G/KEILHAUER G; KOENIG 
                          H; SCHLICK E; SEITZ W
EP 285906   A  WO 9001317  A     90-045845/01 (BADI ) BASF AG; 
                          (   ) KEILHAUER  G/KEILHAUER G; KOENIG
                          H; SCHLICK E; SEITZ W

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Stock #: 54136; Last modified: 14 Sep 2011



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