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Patents

Browse 423 pharma-relevant patents (US and EP, A61K/A61P) linked to tracked companies. Patent cliff and LOE intelligence for BD teams.

29,054 patents indexed
patent

US 8227558

Method for preparing polymer maleimides

Nektar Therapeutics · Granted Tue Jul 24 2012 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Jul 19 2032 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8227555

Hydrolytically stable maleimide-terminated polymers

Nektar Therapeutics · Granted Tue Jul 24 2012 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Jul 19 2032 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8217123

Stabilized polymeric thiol reagents

Nektar Therapeutics · Granted Tue Jul 10 2012 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Jul 05 2032 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8193306

Methods for preparing polymeric reagents and compositions of polymeric reagents

Nektar Therapeutics · Granted Tue Jun 05 2012 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon May 31 2032 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8183338

Sterically hindered poly(ethylene glycol) alkanoic acids and derivatives thereof

Nektar Therapeutics · Granted Tue May 22 2012 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon May 17 2032 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8182801

Method for preparing water-soluble polymer derivatives bearing a terminal carboxylic acid

Nektar Therapeutics · Granted Tue May 22 2012 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon May 17 2032 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8173666

Oligomer-opioid agonist conjugates

Nektar Therapeutics · Granted Tue May 08 2012 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon May 03 2032 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8143378

Polymer factor VIII moiety conjugates

Nektar Therapeutics · Granted Tue Mar 27 2012 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Mar 22 2032 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8133977

Polymer-factor VIII moiety conjugates

Nektar Therapeutics · Granted Tue Mar 13 2012 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Mar 08 2032 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8133865

von Willebrand factor- and factor VIII-polymer conjugates having a releasable linkage

Nektar Therapeutics · Granted Tue Mar 13 2012 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Mar 08 2032 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8106131

Hydrolytically stable maleimide-terminated polymers

Nektar Therapeutics · Granted Tue Jan 31 2012 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Jan 26 2032 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8097695

Methods for the formation of hydrogels using thiosulfonate compositions and uses thereof

Nektar Therapeutics · Granted Tue Jan 17 2012 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Jan 12 2032 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8088365

Soluble, degradable poly(ethylene glycol) derivatives for controllable release of bound mo

Nektar Therapeutics · Granted Tue Jan 03 2012 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Dec 29 2031 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8084572

Segmented polymers and their conjugates

Nektar Therapeutics · Granted Tue Dec 27 2011 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Dec 22 2031 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8080236

Particulate materials

Nektar Therapeutics UK, Ltd · Granted Tue Dec 20 2011 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Dec 15 2031 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8076412

Water-soluble polymer alkanals

Nektar Therapeutics · Granted Tue Dec 13 2011 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Dec 08 2031 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8071692

Multi-arm block copolymers as drug delivery vehicles

Nektar Therapeutics · Granted Tue Dec 06 2011 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Dec 01 2031 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8071678

Thioester-terminated water soluble polymers and method of modifying the N-terminus of a po

Nektar Therapeutics · Granted Tue Dec 06 2011 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Dec 01 2031 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8067431

Chemically modified small molecules

Nektar Therapeutics · Granted Tue Nov 29 2011 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Nov 24 2031 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8067505

Method of preparing carboxylic acid functionalized polymers

Nektar Therapeutics · Granted Tue Nov 29 2011 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Nov 24 2031 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8058385

Method for preparing conjugates using polymer maleimides

Nektar Therapeutics · Granted Tue Nov 15 2011 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Nov 10 2031 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8039579

Intermediates useful in the preparation of maleimide functionalized polymers

Nektar Therapeutics · Granted Tue Oct 18 2011 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Oct 13 2031 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8034825

Chemically modified small molecules

Nektar Therapeutics · Granted Tue Oct 11 2011 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Oct 06 2031 00:00:00 GMT+0000 (Coordinated Universal Time)

granted patent

US 8008435

Polymer stabilized neuropeptides

Nektar Therapeutics · Granted Tue Aug 30 2011 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Aug 25 2031 00:00:00 GMT+0000 (Coordinated Universal Time)

granted