Mathbirk Limited

Also on record

Records under this name other than patents Mathbirk Limited holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.

Showing 1 to 10 of 10 · Back to Mathbirk Limited

Patent	Title	Status	Expires	Confidence
US 4,068,605	Needles Term ended Term ended no later than Jan 17, 1998 · Low confidence	Term ended	Term ended no later than Jan 17, 1998	Low confidence
US 4,116,146	Sewing machines Term ended Term ended no later than Sep 26, 1998 · Low confidence	Term ended	Term ended no later than Sep 26, 1998	Low confidence
US 4,116,147	Sewing machines Term ended Term ended no later than Sep 26, 1998 · Low confidence	Term ended	Term ended no later than Sep 26, 1998	Low confidence
US 4,143,609	Method of using linking machines Term ended Term ended no later than Mar 13, 1999 · Low confidence	Term ended	Term ended no later than Mar 13, 1999	Low confidence
US 4,174,670	Machines for securing textile fabrics one to another Term ended Term ended no later than Nov 20, 1999 · Low confidence	Term ended	Term ended no later than Nov 20, 1999	Low confidence
US 4,188,899	Sewing machines and method for joining pieces of fabric Term ended Term ended no later than Feb 19, 2000 · Low confidence	Term ended	Term ended no later than Feb 19, 2000	Low confidence
US 4,190,009	Linking machines Term ended Term ended no later than Feb 26, 2000 · Low confidence	Term ended	Term ended no later than Feb 26, 2000	Low confidence
US 4,197,802	Linking machines Term ended Term ended no later than Apr 15, 2000 · Low confidence	Term ended	Term ended no later than Apr 15, 2000	Low confidence
US 4,393,799	Attachment of knitted fabric strip to a piece of fabric Term ended Term ended no later than Jul 19, 2003 · Low confidence	Term ended	Term ended no later than Jul 19, 2003	Low confidence
US 4,856,440	Linking machine Term ended Term ended no later than Aug 15, 2009 · Low confidence	Term ended	Term ended no later than Aug 15, 2009	Low confidence