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For the Inventor, By the Inventor

Leverkusen, Germany

Stefan Sommer

USPTO Granted Patents = 13 


 

Average Co-Inventor Count = 3.9

ph-index = 2

Forward Citations = 11(Granted Patents)


Company Filing History:

goldMedal6 out of 532 
 
Bayer Materialscience Ag
 patents
silverMedal4 out of 646 
 
Covestro Deutschland Ag
 patents
bronzeMedal3 out of 21 
 
Allnex IP S.a.r.l.
 patents
4. 1 out of 178 
 
Bayer Materialscience, LLC
 patents
where one patent can have more than one assignee

Years Active: 2011-2021

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13 patents (USPTO):Explore Patents
1. 11059934 - Process for producing (cyclo)aliphatic polycarbonate polyols having low reactivity (2021-07-13),
2. 9676894 - Aqueous polyurethane dispersions (2017-06-13),
3. 9631117 - Process for the preparation of low-viscosity, water-dilutable urethane (meth)acrylates (2017-04-25),
4. 9567423 - Low-viscosity polyurethane acrylate dispersions (2017-02-14),
5. 9321893 - Radiation-curable whipped foams (2016-04-26),
6. 9057003 - Process for the preparation of low-viscosity, water-emulsifiable allophanates with radiation-curable groups (2015-06-16),
7. 9034985 - Aqueous coating systems based on physically drying urethane acrylates (2015-05-19),
8. 8933146 - Process for producing hard coating systems based on aqueous polyurethane dispersions (2015-01-13),
9. 8932722 - Process for the preparation of low-viscosity, water-dilutable urethane (meth)acrylates (2015-01-13),
10. 8865832 - Tin-free aqueous polyurethane dispersions (2014-10-21),
11. 8647471 - Process for the production of sized and/or wet-strength papers, paperboards and cardboards (2014-02-11),
12. 8231976 - Block-resistant, radiation-curable coating systems based on high molecular mass, aqueous polyurethane dispersions (2012-07-31),
13. 7868055 - UV-hardenable dispersions based on polyisocyanates (2011-01-11),
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