Global Patent Index - EP 1090740 A2

EP 1090740 A2 2001-04-11 - Bag making

Title (en)

Bag making

Title (de)

Beutelherstellung

Title (fr)

Fabrication de sacs

Publication

EP 1090740 A2 (EN)

Application

EP 00307788 A

Priority

GB 9923726 A

Abstract (en)

A method of making a bag comprises providing a plurality of lengthwise extending folds (84) in a web (56) of flexible packaging material and positioning a length of flexible material (114) on the folded web. The length of material (114) is attached to the web (56) at positions spaced from the folds, by seals (24), caused to adopt a tubular configuration, and then sealed to form a tube. The tube is then sealed transversely to define a bag. The length of material is attached to the inside of each upright face of the finished bag and provides a strengthening ring for the bag. <IMAGE>

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

B31B 19/74; B31B 39/00; B31B 1/02

IPC 8 full level (invention and additional information)

B31B 1/02 (2006.01); B31B 19/74 (2006.01); B31B 39/00 (2006.01); B65B 9/20 (2012.01)

CPC (invention and additional information)

B31B 70/00 (2017.08); B31B 2160/10 (2017.08); B31B 50/044 (2017.08); B31B 50/104 (2017.08); B31B 70/008 (2017.08); B31B 2155/00 (2017.08); B31B 2170/20 (2017.08); B65B 9/20 (2013.01)

Designated contracting state (EPC)

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

EPO simple patent family

EP 1090740 A2 20010411; EP 1090740 A3 20011024; GB 2354970 A 20010411; GB 9923726 D0 19991208

INPADOC legal status


2005-11-02 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20050331

2002-07-17 [AKX] PAYMENT OF DESIGNATION FEES

- Free text: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2002-06-26 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20020422

2001-10-24 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A3

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

2001-10-24 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Free text: AL;LT;LV;MK;RO;SI

2001-04-11 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A2

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

2001-04-11 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Free text: AL;LT;LV;MK;RO;SI