Lindsey; Donald W.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Lindsey; Donald W..The latest application filed is for "cement agglomeration".

Company Profile

0.9.0

Lindsey; Donald W. - Duncan OK
Lindsey; Donald W. - Marlow OK

*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
Cement agglomeration Grant 5,454,867 - Brothers , et al. October 3, 1	1995-10-03
Set retarded ultra fine cement compositions and methods Grant 5,398,759 - Rodrigues , et al. March 21, 1	1995-03-21
High temperature well cement compositions and methods Grant 5,273,580 - Totten , et al. December 28, 1	1993-12-28
High temperature well cement compositions and methods Grant 5,184,680 - Totten , et al. February 9, 1	1993-02-09
Chloride-free set accelerated cement compositions and methods Grant 5,127,955 - Fry , et al. July 7, 1	1992-07-07
Set retarded cement compositions and methods for well cementing Grant 5,049,288 - Brothers , et al. September 17, 1	1991-09-17
Set retarded cement compositions and methods for well cementing Grant 4,941,536 - Brothers , et al. July 17, 1	1990-07-17
Method of reducing fluid loss in cement compositions which may contain substantial salt concentrations Grant 4,703,801 - Fry , et al. November 3, 1	1987-11-03
Method of reducing fluid loss in cement compositions which may contain substantial salt concentrations Grant 4,676,317 - Fry , et al. June 30, 1	1987-06-30

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