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USPTO Patent Rankings Data through Dec 31, 2025
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Birgit Potthoff-Karl — 28 Patents

Basf Se: 28 patents #409 of 13,826Top 3%
Havelsee, DE: #5 of 67 inventorsTop 8%
Overall (All Time): #134,628 of 4,157,543Top 4%
28 Patents All Time
Birgit Potthoff-Karl has been granted 28 US patents while listed as an inventor at Basf Se. The first was granted in 1992 and the most recent in May 2019. Birgit Potthoff-Karl ranks #134,628 of 4,157,543 US inventors in our database (top 3.2%). Patent records list Birgit Potthoff-Karl in Havelsee, DE.

Patents per Year

Patents granted per year, 1992 to 2019Bar chart with a peak of 6 patents in 1998.peak 61992: 2 patents19921993: 2 patents1994: 2 patents19941996: 2 patents1997: 2 patents19971998: 6 patents1999: 6 patents19992001: 2 patents2002: 1 patents20022006: 2 patents2019: 1 patents2019

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10280387 Aqueous formulations, their manufacture and use Marta Reinoso Garcia, Markus Hartmann 2019-05-07
7119058 Graft polymers comprising side chains containing cyclic N-vinylamides Pia Baum, Christine Mueller, Anke Oswald 2006-10-10 $457,000
7101836 Graft polymer with sidechains comprising nitrogen heterocycles Pia Baum, Christine Mueller, Anke Oswald 2006-09-05 $504,000
6437181 Method for producing (S,S)-N,N′-ethylenediaminedisuccinic acid, analogous compounds or salts thereof Alfred Oftring, Christian Ott 2002-08-20 $296,000
6258295 Use of oxime esters as activators for inorganic peroxy compounds Thomas Wehlage, Dieter Boeckh, Elisabeth Kappes, Alfred Oftring, Werner Bertleff 2001-07-10 $445,000
6172028 Detergent and tableware cleaner Richard Baur, Werner Bertleff, Beate Ehle, Matthias Kroner, Gunnar Schornick 2001-01-09 $372,000
6008176 Use of glycine-N, N-diacetic acid derivatives as biodegradable complexing agents for alkaline earth metal ions and heavy metal ions Juergen Schneider, Alexander Kud, Richard Baur, Alfred Oftring, Thomas Greindl 1999-12-28
6005141 Use of glycine-N,N-diacetic acid derivatives as biodegradable complexing agents for alkaline earth metal ions and heavy metal ions and process for the preparation thereof Juergen Schneider, Alexander Kud, Richard Baur, Alfred Oftring, Thomas Greindl 1999-12-21
5994290 Solid textile detergent formulation comprising inorganic builders, glycine-N'N-diacetic acid derivatives as organic cobuilders and anionic and nonionic surfactants Beate Ehle, Angelika Funhoff, Dieter Kiessling, Richard Baur, Thomas Greindl 1999-11-30
5981798 Preparation of a crystalline solid from glycine-N,N-diacetic acid derivatives with sufficiently low hygroscopicity Michael Schönherr, Matthias Rauls, Hermann Ascherl, Thomas Letzelter, Dieter Baumann 1999-11-09
5972508 Microcapsules containing bleaching aids Dieter Boeckh, Werner Bertleff, Peter Neumann, Ekkehard Jahns, Ralf Biastoch +1 more 1999-10-26
5907055 Use of triacids based on alkoxylated tertiary amines as complexing agents Thomas Greindl, Alfred Oftring, Thomas Fetzer, Richard Baur, Wolfgang Trieselt 1999-05-25
5849950 Preparation of glycine-N,N-diacetic acid derivatives Thomas Greindl, Alfred Oftring, Gerold Braun, Jochen Wild, Georg Schuh 1998-12-15
5817864 Process for the preparation of glycine-N, N-diacetic acid derivatives Thomas Greindl, Alfred Oftring, Gerold Braun, Jochen Wild, Georg Schuh 1998-10-06
5786313 Use of glycine-N,N-diacetic acid derivatives as biodegradable complexing agents for alkaline earth metal ions and heavy metal ions and process for the preparation thereof Juergen Schneider, Alexander Kud, Richard Baur, Alfred Oftring, Thomas Greindl 1998-07-28
5747635 Modified polyaspartic acids, preparation thereof and use thereof Matthias Kroner, Heinrich Hartmann, Dieter Boeckh, Angelika Funhoff, Richard Baur +3 more 1998-05-05
5747619 Water-soluble, carboxyl-containing copolymers, the preparation thereof and the use thereof as scale inhibitor Walter Denzinger, Heinrich Hartmann, Karl-Heinz Buechner, Marc Heider, Hans-Juergen Raubenheimer 1998-05-05
5733342 Hydroxamic acids and hydroxamic acid ethers, and the use thereof as complexing agents Thomas Greindl, Alexander Kud, Volker Schwendemann, Michael Kneip, Elisabeth Kappes +3 more 1998-03-31
5658993 Water-soluble or water-dispersible graft copolymers, the preparation thereof and the use thereof Walter Denzinger, Axel Kistenmacher, Johannes Perner, Angelika Funhoff, Hans-Jurgen Raubenheimer 1997-08-19
5639832 Preparation of products of the reaction of polyaspartimide and amino acids and the use thereof Matthias Kroner, Gunnar Schornick, Dieter Boeckh, Richard Baur, Volker Schwendemann +2 more 1997-06-17
5574113 Polycocondensates based on aspartic acid, their preparation and their use Matthias Kroner, Gunnar Schornick, Walter Denzinger, Richard Baur, Alexander Kud +1 more 1996-11-12
5548036 Preparation of polymers of aspartic acid and their use Matthias Kroner, Heinrich Hartmann, Gunnar Schornick, Richard Baur, Volker Schwendemann +1 more 1996-08-20
5306484 Hair setting composition Axel Sanner, Karin Sperling-Vietmeier 1994-04-26
5281634 Thickened, curable molding material based on a vinyl ester resin or a vinyl ester urethane resin Anton Hesse, Edwin Cramer, Gerhard Georg 1994-01-25
5270357 Thickened curable molding compound of unsaturated polyester resins Anton Hesse, Dieter Buhl, Axel Sanner 1993-12-14