Global Patent Index - EP 1282491 A4

EP 1282491 A4 2004-12-29 - PRESERVING COMPOSITIONS

Title (en)

PRESERVING COMPOSITIONS

Title (de)

KONSERVIERENDE ZUSAMMENSETZUNG

Title (fr)

COMPOSITIONS DE PRESERVATION

Publication

EP 1282491 A4 (EN)

Application

EP 01914823 A

Priority

  • AU 0100325 W
  • AU PQ644900 A

Abstract (en)

[origin: WO0170472A1] The specification describes wood preserving compositions comprising basic aqueous solutions of zinc and boron compounds. In particular the specification describes wood preserving compositions comprising zinc borate dissolved in aqueous ammonia. Other preservatives such as copper and quaternary ammonium compounds may also be included. Wood impregnated with the preservative composition is resistant to leaching.

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

B27K 3/32; B27K 3/16; B27K 3/22

IPC 8 full level (invention and additional information)

B27K 3/16 (2006.01); B27K 3/22 (2006.01); B27K 3/32 (2006.01)

CPC (invention and additional information)

A01N 59/14 (2013.01); B27K 3/163 (2013.01); B27K 3/22 (2013.01); B27K 3/32 (2013.01)

Combination set (CPC)

A01N 59/14 + A01N 59/16 + A01N 59/20 + A01N 2300/00

Citation (search report)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

EPO simple patent family

WO 0170472 A1 20010927; AU 4209401 A 20011003; AU PQ644900 A0 20000420; CA 2417670 A1 20010927; EP 1282491 A1 20030212; EP 1282491 A4 20041229; NZ 522185 A 20040730; ZA 200208584 B 20031023

INPADOC legal status


2008-02-06 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20070801

2005-05-11 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20050323

2004-12-29 [A4] SUPPLEMENTARY SEARCH REPORT

- Effective date: 20041116

2003-02-12 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20021024

2003-02-12 [AK] DESIGNATED CONTRACTING STATES:

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

2003-02-12 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Countries: AL LT LV MK RO SI