Rumpf; Frederick H.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Rumpf; Frederick H..The latest application filed is for "carbon-coated particles".

Company Profile

2.11.13

Rumpf; Frederick H. - Billerica MA

*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
Carbon-coated Particles App 20220056241 - Matheu; David M. ; et al.	2022-02-24
Carbon coated particles Grant 11,198,774 - Matheu , et al. December 14, 2	2021-12-14
Carbon Coated Particles App 20200190288 - Matheu; David M. ; et al.	2020-06-18
Carbon coated particles Grant 10,519,298 - Matheu , et al. Dec	2019-12-31
Method for carbon black production using preheated feedstock and apparatus for same Grant 9,574,087 - Nester , et al. February 21, 2	2017-02-21
Carbon Coated Particles App 20160319110 - Matheu; David M. ; et al.	2016-11-03
Modified carbon blacks having low PAH amounts and elastomers containing the same Grant 9,175,150 - Rumpf , et al. November 3, 2	2015-11-03
Elastomer composite with silica-containing filler and methods to produce same Grant 9,096,735 - Morris , et al. August 4, 2	2015-08-04
Method For Carbon Black Production Using Preheated Feedstock And Apparatus For Same App 20150064099 - Nester; Serguei ; et al.	2015-03-05
Method for carbon black production using preheated feedstock and apparatus for same Grant 8,871,173 - Nester , et al. October 28, 2	2014-10-28
Elastomer Composite with Silica-Containing Filler and Methods to Produce Same App 20140316058 - Morris; Michael D. ; et al.	2014-10-23
Elastomer composite with silica-containing filler and methods to produce same Grant 8,791,177 - Morris , et al. July 29, 2	2014-07-29
Modified Carbon Blacks Having Low PAH Amounts And Elastomers Containing The Same App 20130231423 - Rumpf; Frederick H. ; et al.	2013-09-05
Elastomer Composite With Silica-containing Filler And Methods To Produce Same App 20130158164 - Morris; Michael D. ; et al.	2013-06-20
Method For Carbon Black Production Using Preheated Feedstock And Apparatus For Same App 20130039841 - Nester; Serguei ; et al.	2013-02-14
Process for production of carbon black Grant 7,655,209 - Rumpf , et al. February 2, 2	2010-02-02
Process for production of carbon black Grant 7,431,909 - Rumpf , et al. October 7, 2	2008-10-07
Process For Production of Carbon Black App 20080226538 - Rumpf; Frederick H. ; et al.	2008-09-18
Compositions comprising continuous networks and monoliths App 20040028901 - Rumpf, Frederick H. ; et al.	2004-02-12

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