Assignee
ROMAN CEMENT LLC
US25 patents
Top patents by PatentIndex Score
US7972432B2Jul 5, 2011
High early strength pozzolan cement blends
ROMAN CEMENT LLC38 citations96
US7799128B2Sep 21, 2010
High early strength pozzolan cement blends
ROMAN CEMENT LLC40 citations96
US10494298B1Dec 3, 2019
Cement-SCM compositions and methods and systems for their manufacture
ROMAN CEMENT LLC16 citations94
US10233116B1Mar 19, 2019
Activitation of natural pozzolans
ROMAN CEMENT LLC25 citations94
US9238591B2Jan 19, 2016
Particle packed cement-SCM blends
ROMAN CEMENT LLC25 citations94
US8974593B2Mar 10, 2015
Particle packed cement-SCM blends
ROMAN CEMENT LLC28 citations94
US9272953B2Mar 1, 2016
High early strength cement-SCM blends
ROMAN CEMENT LLC23 citations92
US9102567B1Aug 11, 2015
Engineered Portland cement incorporating SCMs and methods for making same
ROMAN CEMENT LLC24 citations92
US8551245B2Oct 8, 2013
Narrow PSD hydraulic cement, cement-SCM blends, and methods for making same
ROMAN CEMENT LLC22 citations92
US8377201B2Feb 19, 2013
Narrow PSD hydraulic cement, cement-SCM blends, and methods for making same
ROMAN CEMENT LLC29 citations92
US11168029B2Nov 9, 2021
Use of mineral fines to reduce clinker content of cementitious compositions
ROMAN CEMENT LLC9 citations86
US10737980B2Aug 11, 2020
Use of mineral fines to reduce clinker content of cementitious compositions
ROMAN CEMENT LLC13 citations86
US10131575B2Nov 20, 2018
Use of quarry fines and/or limestone powder to reduce clinker content of cementitious compositions
ROMAN CEMENT LLC16 citations84
US9957196B1May 1, 2018
Particle size optimized white cementitious compositions
ROMAN CEMENT LLC14 citations84
US12151974B2Nov 26, 2024
Use of mineral fines to reduce clinker content of cementitious compositions
ROMAN CEMENT LLC3 citations75
US11472737B1Oct 18, 2022
Process for improving fly ash quality, improved fly ash, and cementitious compositions containing improved fly ash
ROMAN CEMENT LLC6 citations75
US11655186B2May 23, 2023
Activitation of natural pozzolans
ROMAN CEMENT LLC2 citations73
USRE49415EFeb 14, 2023
Particle packed cement-SCM blends
ROMAN CEMENT LLC3 citations73
US10968137B1Apr 6, 2021
Process for beneficiating fly ash, beneficiated fly ash, and cementitious compositions containing beneficiated fly ash
ROMAN CEMENT LLC6 citations73
US10730805B2Aug 4, 2020
Use of quarry fines and/or limestone powder to reduce clinker content of cementitious compositions
ROMAN CEMENT LLC6 citations73
US10526248B2Jan 7, 2020
White cementitious compositions
ROMAN CEMENT LLC4 citations73
US12540101B2Feb 3, 2026
Non-hydraulically reactive particulate mineral compositions for reducing cement content in concrete
ROMAN CEMENT LLC0 citations62
US12435000B2Oct 7, 2025
Compositions and methods for making blended supplementary cementitious materials
ROMAN CEMENT LLC0 citations62
US12428353B2Sep 30, 2025
Classification and recombination of different SCM and cement fractions to efficiently manufacture cement-SCM compositions
ROMAN CEMENT LLC0 citations62
US11746048B2Sep 5, 2023
Cement-SCM compositions and methods and systems for their manufacture
ROMAN CEMENT LLC1 citations62