Wollenberg; Kurt F.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Wollenberg; Kurt F..The latest application filed is for "nitrogen-free phosphorus compounds and lubricants containing the same".

Company Profile

2.6.5

Wollenberg; Kurt F. - Chardon OH

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Nitrogen-free phosphorus compounds and lubricants containing the same Grant 11,155,765 - Abraham , et al. October 26, 2	2021-10-26
Nitrogen-free Phosphorus Compounds And Lubricants Containing The Same App 20210040412 - Abraham; William D. ; et al.	2021-02-11
Nitrogen-free phosphorus compounds and lubricants containing the same Grant 10,829,713 - Abraham , et al. November 10, 2	2020-11-10
Mixed phosphorus esters for lubricant applications Grant 10,793,802 - Abraham , et al. October 6, 2	2020-10-06
Mixed phosphorus esters for lubricant applications Grant 10,611,981 - Abraham , et al.	2020-04-07
Nitrogen-free Phosphorus Compounds And Lubricants Containing The Same App 20190284495 - Abraham; William D. ; et al.	2019-09-19
Mixed Phosphorus Esters For Lubricant Applications App 20180282654 - Abraham; William D. ; et al.	2018-10-04
Mixed Phosphorus Esters For Lubricant Applications App 20170335224 - Abraham; William D. ; et al.	2017-11-23
Nitrogen Free Deposit Control Fuel Additives App 20120317874 - Stevenson; Paul R. ; et al.	2012-12-20
Low chlorine polyalkylene substituted carboxylic acylating agent compositions and compounds derived therefrom Grant 5,885,944 - Pudelski , et al. March 23, 1	1999-03-23
Fuel compositions containing N-substituted perahydro-s triazines Grant 5,830,243 - Wolak , et al. November 3, 1	1998-11-03

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