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

Klaus Langemann — 26 Patents

Basf Se: 24 patents #509 of 13,826Top 4%
SGStudiengesellschaft Kohle Ggmbh: 2 patents #32 of 198Top 20%
Mülheim an der Ruhr, DE: #12 of 596 inventorsTop 3%
Overall (All Time): #150,017 of 4,157,543Top 4%
26 Patents All Time
Klaus Langemann has been granted 26 US patents while listed as an inventor at Basf Se. The first was granted in 1999 and the most recent in December 2006. Klaus Langemann ranks #150,017 of 4,157,543 US inventors in our database (top 3.6%). Patent records list Klaus Langemann in Mülheim an der Ruhr, DE.

Patents per Year

Patents granted per year, 1999 to 2006Bar chart with a peak of 11 patents in 2003.peak 111999: 1 patents19992001: 1 patents20012002: 5 patents20022003: 11 patents20032004: 3 patents20042005: 2 patents20052006: 3 patents2006

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7151075 3-(4,5-Dihydroisoxazole-5-yl)benzoylpyrazole Ernst Baumann, Wolfgang von Deyn, Steffen Kudis, Guido Mayer, Ulf Misslitz +4 more 2006-12-19 $579,000
7115545 Tricyclic benzoylpyrazole derivatives used as a herbicide Matthias Witschel, Steffen Kudis, Ernst Baumann, Wolfgang von Deyn, Guido Mayer +5 more 2006-10-03 $725,000
7030063 Cyclohexenonquinolinoyl-derivatives as herbicidal agents Matthias Witschel, Ulf Misslitz, Ernst Baumann, Wolfgang von Deyn, Guido Mayer +8 more 2006-04-18 $1,777,000
6908884 Benzazolonylcarbonylcyclohexenones and their use as herbicides Guido Mayer, Ulf Misslitz, Ernst Baumann, Wolfgang von Deyn, Steffen Kudis +5 more 2005-06-21 $666,000
6903221 Method for producing β-ketoenol esters Steffen Kudis, Ulf Misslitz, Ernst Baumann, Wolfgang von Deyn 2005-06-07 $843,000
6831039 3-(heterocyclyl)-substituted benzolpyrazols Ulf Neidlein, Norbert Gotz, Ernst Baumann, Wolfgang Deyn, Steffen Kudis +6 more 2004-12-14 $516,000
6815563 Method for producing bicyclic 1,3-diketones Ulf Misslitz, Ernst Baumann, Wolfgang von Deyn, Steffen Kudis, Thorsten Volk +1 more 2004-11-09 $431,000
6713436 1-cycloalkylpyrazolyl-benzoyl derivatives Ulf Neidlein, Norbert Gotz, Ulf Misslitz, Roland Götz, Ernst Baumann +7 more 2004-03-30 $256,000
6667333 Herbicidal 3-(4,5 dihydroisoxazole- 3 yl) substituted benzoycyclohexenone derivatives Steffen Kudis, Ernst Baumann, Wolfgang von Deyn, Guido Mayer, Ulf Misslitz +4 more 2003-12-23 $1,694,000
6645919 3-(4,5-Dihydroisoxazol-5-yl)benzoylcyclohexenones and the use thereof as herbicides Ernst Baumann, Wolfgang von Deyn, Steffen Kudis, Guido Mayer, Ulf Misslitz +4 more 2003-11-11 $610,000
6627581 Cyclopropyl-anellated 3-(4,5-dihydroisoxazol-3-yl)-substituted benzoylpyrazoles Steffen Kudis, Ernst Baumann, Wolfgang von Deyn, Guido Mayer, Ulf Misslitz +4 more 2003-09-30 $608,000
6613719 3-(4,5-dihydroisoxazol-3-yl)-substituted benzoylpyrazoles Steffen Kudis, Ernst Baumann, Wolfgang von Deyn, Guido Mayer, Ulf Misslitz +4 more 2003-09-02 $864,000
6613717 Phosphoric benzoyl derivatives and their use as herbicides Thorsten Volk, Ernst Baumann, Wolfgang von Deyn, Steffen Kudis, Guido Mayer +6 more 2003-09-02 $864,000
6599860 Herbicidal halogenalkyl-substituted 3-(4,5-dihydroisoxazol-3-yl)-benzoyl-cyclohexenones Steffen Kudis, Ernst Baumann, Wolfgang von Deyn, Guido Mayer, Ulf Misslitz +4 more 2003-07-29 $662,000
6589915 Benzohetero cyclylcyclo hexenones and their use as herbicides Guido Mayer, Ernst Baumann, Wolfgang von Deyn, Steffen Kudis, Ulf Misslitz +7 more 2003-07-08 $521,000
6583089 Tricyclic benzoylcyclohexanedione derivatives Matthias Witschel, Steffen Kudis, Ernst Baumann, Wolfgang von Deyn, Guido Mayer +5 more 2003-06-24 $498,000
6566307 &agr;,&agr;′-substituted n-alkyl-3-alkenylbenzoyl-pyrazol-derivatives Ulf Neidlein, Norbert Gotz, Ernst Baumann, Wolfgang von Deyn, Steffen Kudis +7 more 2003-05-20 $431,000
6541423 4-(3′,4′-heterocyclyl benzoyl) pyrazoles as herbicidal agents Guido Mayer, Ernst Baumann, Wolfgang von Deyn, Steffen Kudis, Ulf Misslitz +7 more 2003-04-01 $415,000
6506708 3-(heterocyclyl)-benzoylpyrazole-derivatives Ulf Neidlein, Norbert Gotz, Ulf Misslitz, Roland Götz, Ernst Baumann +7 more 2003-01-14 $615,000
6475957 N-cycloalkyl-3-alkenybenzoyl-pyrazole derivatives Ulf Neidlein, Norbert Gotz, Ernst Baumann, Wolfgang von Deyn, Steffen Kudis +7 more 2002-11-05 $310,000
6440899 Cyclohexenonedioxothiochromanoyl derivatives Matthias Witschel, Wolfgang von Deyn, Ulf Misslitz, Ernst Baumann, Stefan Engel +7 more 2002-08-27 $356,000
6410485 Saccharin-5-carbonyl derivatives with herbicidal effect Ulf Misslitz, Ernst Baumann, Wolfgang von Deyn, Steffen Kudis, Guido Mayer +8 more 2002-06-25 $235,000
6352959 Thiochromanoylpyrazolone derivatives Ernst Baumann, Wolfgang Deyn, Steffen Kudis, Guido Mayer, Ulf Misslitz +6 more 2002-03-05 $252,000
6348551 Selective olefin metathesis of bifunctional or polyfunctional substrates in compressed carbon dioxide as reaction medium Alois Fürstner, Walter Leitner, Daniel Koch, Christian Six 2002-02-19
6326333 Pyrazolyldioxothiochromanoyl derivatives Matthias Witschel, Wolfgang von Deyn, Ulf Misslitz, Ernst Baumann, Stefan Engel +6 more 2001-12-04 $762,000