Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
AS

Anthony G. Schaefer — 14 Patents

Basf Se: 9 patents #1,877 of 13,826Top 15%
NTNektar Therapeutics: 5 patents #70 of 273Top 30%
Huntsville, AL: #84 of 1,894 inventorsTop 5%
Alabama: #419 of 10,951 inventorsTop 4%
Overall (All Time): #332,869 of 4,157,543Top 9%
14 Patents All Time
Anthony G. Schaefer has been granted 14 US patents while listed as an inventor at Basf Se. The first was granted in 1993 and the most recent in December 2023. Anthony G. Schaefer ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list Anthony G. Schaefer in Huntsville, AL, US.

Patents per Year

Patents granted per year, 1993 to 2023Bar chart with a peak of 3 patents in 2002.peak 31993: 2 patents19931997: 1 patents19971999: 1 patents19992001: 1 patents20012002: 3 patents20022003: 1 patents20032011: 2 patents20112012: 1 patents20122016: 1 patents20162023: 1 patents2023

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11834553 Alkoxylation methods Antoni Kozlowski, Samuel P. McManus, Sachin Tipnis, Greg Lavaty, David Swallow +1 more 2023-12-05 $2,975,000
9226969 Salt form of a multi-arm polymer-drug conjugate Anthony O. Chong, Seoju Lee, Bhalchandra V. Joshi, Brian Bray, Shaoyong Nie +7 more 2016-01-05 $6,317,000
8227558 Method for preparing polymer maleimides Antoni Kozlowski, John R. Handley, Brian Bray, Ryan Odom, Tony L. Sander 2012-07-24 $5,262,000
8058385 Method for preparing conjugates using polymer maleimides Antoni Kozlowski, John R. Handley, Brian Bray, Ryan Odom, Tony L. Sander 2011-11-15 $4,880,000
7872082 Method for preparing polymer maleimides Antoni Kozlowski, John R. Handley, Brian Bray, Ryan Odom, Tony L. Sander 2011-01-18 $4,898,000
6638459 Process of making lignocellulosic articles Donald C. Mente, Li-Mei Lu, David D. Peters, Joe C. Wilson 2003-10-28 $496,000
6464820 Binder resin and synergist composition including a parting agent and process of making lignocellulosic Donald C. Mente, Li-Mei Lu, David D. Peters, Joe C. Wilson 2002-10-15 $501,000
6451101 Parting agent for an isocyanate wood binder Donald C. Mente, Li-Mei Lu, David D. Peters, Joe C. Wilson 2002-09-17 $433,000
6346558 Alkylene oxide modified silicone glycol compatibilizing agents for stable polyester polyol compositions David D. Peters, Robert E. Riley, Jimmy L. Patterson 2002-02-12 $331,000
6294107 Alkylene oxide modified silicone glycol compatibilizing agents for stable polyester polyol compositions David D. Peters, Robert E. Riley, Jimmy L. Patterson 2001-09-25 $1,064,000
5863521 Liquid heteric-block polyoxyalkylene compounds having improved flowability characteristics Sridhar Gopalkrishnan, Jay G. Otten, Richard J. Holland 1999-01-26
5591778 Process for the preparation of expandable polystyrene Dietrich Scherzer, Klaus Hahn, Bernhard Schmied 1997-01-07
5258415 Expandable styrene polymers containing carbon dioxide as blowing agent Klaus Hahn, Knut Kaempfer, Hans Hintz, Michael Riethues, Michael Witt 1993-11-02
5229429 Expandable styrene polymers containing carbon dioxide as blowing agent Klaus Hahn, Knut Kaempfer, Hans Hintz, Michael Riethues, Michael Witt 1993-07-20