The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 04, 2005
Filed:
Mar. 07, 2001
Christelle Staller, Seltz, FR;
Karl-heinz Schumacher, Neustadt, DE;
Oliver Hartz, Mannheim, DE;
Harald Röckel, Neustadt, DE;
Christelle Staller, Seltz, FR;
Karl-Heinz Schumacher, Neustadt, DE;
Oliver Hartz, Mannheim, DE;
Harald Röckel, Neustadt, DE;
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
Adhesive-coated, peelable protective films and peelable labels, wherein the adhesive contains a copolymer that is capable of undergoing free-radical polymerization and which comprises, to an extent of from 0.1 to 10 wt %, based on the copolymer, a compound A compound of at least one copolymerizable, ethylenically unsaturated group and a group of the formulain which Rand Rindependently stand for hydrogen or a C-Calkyl group or Rand Rtogether form a bridging C-Calkylene group which can be mono- or di-substituted by a C-Calkoxy group or hydroxyl group and X stands for O or S.