Birks; John W.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Birks; John W..The latest application filed is for "heated graphite scrubber to reduce interferences in ozone monitors".

Company Profile

2.12.7

Birks; John W. - Boulder CO
Birks; John W. - Longmont CO

*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
Heated graphite scrubber to reduce interferences in ozone monitors Grant 10,295,517 - Birks , et al.	2019-05-21
Method to produce a calibration, reagent or therapeutic gas by exposing a precursor gas to ultraviolet light Grant 10,207,927 - Andersen , et al. Feb	2019-02-19
Aqueous ozone monitor utilizing gas stripping Grant 9,423,340 - Birks , et al. August 23, 2	2016-08-23
Heated Graphite Scrubber to Reduce Interferences in Ozone Monitors App 20160025696 - Birks; John W. ; et al.	2016-01-28
Aqueous Ozone Monitor Utilizing Gas Stripping App 20150377772 - Birks; John W. ; et al.	2015-12-31
Ozone monitor with gas-phase ozone scrubber Grant 8,395,776 - Birks , et al. March 12, 2	2013-03-12
Method To Produce A Calibration, Reagent Or Therapeutic Gas By Exposing A Precursor Gas To Ultraviolet Light App 20100108489 - Andersen; Peter C. ; et al.	2010-05-06
Ozone Monitor with Gas-Phase Ozone Scrubber App 20100027016 - Birks; John W. ; et al.	2010-02-04
Use of a Broad Band UV Light Source for Reducing The Mercury Interference in Ozone Measurements App 20090302230 - Birks; John W. ; et al.	2009-12-10
Use of photopolymerization for amplification and detection of a molecular recognition event Grant 7,354,706 - Rowlen , et al. April 8, 2	2008-04-08
Use of photopolymerization for amplification and detection of a molecular recognition event App 20060286570 - Rowlen; Kathy L. ; et al.	2006-12-21
Method and apparatus to detect a gas by measuring ozone depletion Grant 7,045,359 - Birks , et al. May 16, 2	2006-05-16
Method and apparatus to detect a gas by measuring ozone depletion App 20040018630 - Birks, John W. ; et al.	2004-01-29
Nitric oxide gas detector Grant 6,635,415 - Bollinger , et al. October 21, 2	2003-10-21
Nitric oxide detector Grant 6,100,096 - Bollinger , et al. August 8, 2	2000-08-08
Process for detection of organosulfur compounds and apparatus therefor Grant 4,847,207 - Birks , et al. July 11, 1	1989-07-11
High-performance liquid chromatography process and apparatus and composition of matter therefor Grant 4,656,141 - Birks , et al. April 7, 1	1987-04-07

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