Global patent index - EP 1097108 A1

EP 1097108 A1 2001-05-09 - OPTICAL DEVICES AND SEPARATION OF NANOPARTICLES

Title (en)

OPTICAL DEVICES AND SEPARATION OF NANOPARTICLES

Title (de)

OPTISCHE VORRICHTUNGEN UND TRENNUNG VON NANOPARTIKELN

Title (fr)

DISPOSITIFS OPTIQUES ET SEPARATION DES NANOPARTICULES

Publication

EP 1097108 A1 (EN)

Application

EP 99933046 A

Priority

  • GB 9902271 W
  • GB 9815270 A

Abstract (en)

[origin: WO0003950A1] A method for preparing nanoparticles for use, from a mixture of nanoparticles with another material, the method comprising washing the mixture with a solvent in which the nanoparticles are soluble to remove the said other material and form a solution of nanoparticles in the solvent.

IPC 1-7 (main, further and additional classification)

C01G 1/00; C01G 23/053; C08K 3/00; C09C 1/36

IPC 8 full level (invention and additional information)

G02B 5/08 (2006.01); B01D 11/02 (2006.01); B01D 35/02 (2006.01); B01D 61/28 (2006.01); B82B 3/00 (2006.01); C01B 33/12 (2006.01); C01B 33/18 (2006.01); C01G 23/047 (2006.01); C01G 23/053 (2006.01); C08K 3/00 (2006.01); C08L 101/00 (2006.01); C09C 1/36 (2006.01); H01L 33/00 (2006.01); H01L 51/50 (2006.01); H01S 5/20 (2006.01)

CPC (invention and additional information)

B82Y 30/00 (2013.01); C01B 33/18 (2013.01); C01G 23/0475 (2013.01); C01G 23/0536 (2013.01); C08K 3/0033 (2013.01); C09C 1/36 (2013.01); C01P 2002/70 (2013.01); C01P 2002/84 (2013.01); C01P 2002/85 (2013.01); C01P 2004/04 (2013.01); C01P 2004/64 (2013.01); C01P 2004/80 (2013.01); C08K 2201/011 (2013.01)

Citation (search report)

See references of WO 0003950A1

Designated contracting state (EPC)

DE FR GB NL

EPO simple patent family

WO 0003950 A1 20000127; AU 4922199 A 20000207; CN 1277748 C 20061004; CN 1315922 A 20011003; EP 1097108 A1 20010509; GB 9815270 D0 19980909; JP 2002520158 A 20020709; JP 2006056776 A 20060302

INPADOC legal status

2008-02-22 [REG HK WD] APPLICATIONS WITHDRAWN, DEEMED TO BE WITHDRAWN, OR REFUSED AFTER PUBLICATION IN HONG KONG

- Ref Legal Event Code: WD

- Ref Document Number: 1038550

- Country of Ref Document: HK

2008-02-06 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20070807

2007-05-02 [RTI1] TITLE (CORRECTION)

- Ref Legal Event Code: RTI1

- Free Format Text: OPTICAL DEVICES AND SEPARATION OF NANOPARTICLES

2005-03-30 [111Z] REGISTERING OF LICENCES OR OTHER RIGHTS

- Ref Legal Event Code: 111Z

- Free Format Text: ATBECHCYDEDKESFIFRGBGRIEITLILUMCNLPTSE

- Effective date: 20040930

2001-11-21 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20011008

2001-05-09 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20010213

2001-05-09 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE