Roper, JR.; Ralph E.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Roper, JR.; Ralph E..The latest application filed is for "methods of reducing calcite formation and solubilized metals from aqueous effluent streams".

Company Profile

0.7.6

Roper, JR.; Ralph E. - Carmel IN

*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
Methods Of Reducing Calcite Formation And Solubilized Metals From Aqueous Effluent Streams App 20220055931 - Roper, JR.; Ralph E. ; et al.	2022-02-24
Minimization Of Rock Pile Leachate Formation And Methods Of Treating Rock Pile Leachates App 20210252566 - Roper, JR.; Ralph E. ; et al.	2021-08-19
Method For Treating Soil And Groundwater Containing Heavy Metals Including Nickel App 20160107210 - Meyer; Gary J. ; et al.	2016-04-21
Use of ferrous sulfide suspension for the removal of mercury from flue gases Grant 9,073,008 - McCullough , et al. July 7, 2	2015-07-07
Use of ferrous sulfide suspension for the removal of mercury from flue gases Grant 9,034,285 - McCullough , et al. May 19, 2	2015-05-19
Use Of Ferrous Sulfide Suspension For The Removal Of Mercury From Flue Gases App 20140255280 - McCullough; Thomas P. ; et al.	2014-09-11
Calcium-sodium polysulfide chemical reagent and production methods Grant 7,938,766 - Roper, Jr. May 10, 2	2011-05-10
Calcium-sodium polysulfide chemical reagent and production methods Grant 7,767,188 - Roper, Jr. August 3, 2	2010-08-03
Calcium-sodium polysulfide chemical reagent and production methods App 20090270671 - Roper, JR.; Ralph E.	2009-10-29
Calcium-sodium ploysulfide chemical reagent and production methods App 20090202424 - Roper, JR.; Ralph E.	2009-08-13
Calcium-sodium polysulfide chemical reagent and production methods Grant 7,534,413 - Roper, Jr. May 19, 2	2009-05-19
Method for chemically stabilizing waste materials containing multivalent oxyanions Grant 7,144,362 - Roper, Jr. December 5, 2	2006-12-05
Gas removal system Grant 4,738,695 - Carr , et al. April 19, 1	1988-04-19

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.