1
Rajiv Banavali
Rajiv Manohar Banavali, Randall Wayne Stephens: Chemical markers. Rohm and Haas Company, Kenneth Crimaldi, December 28, 2010: US07858373 (13 worldwide citation)

A method for marking a petroleum hydrocarbon, a biodiesel fuel or an ethanol fuel, by adding an organic marker compound.


2
Rajiv Banavali
Rajiv Manohar Banavali, Randall Wayne Stephens: Chemical markers. Rohm and Haas Company, Kenneth Crimaldi, August 28, 2012: US08252594 (1 worldwide citation)

A composition containing a petroleum hydrocarbon, a biodiesel fuel or an ethanol fuel, and an organic marker compound.


3
Rajiv Banavali
Rajiv Manohar Banavali, Randall Wayne Stephens: Chemical markers. Rohm And Haas Company, August 9, 2007: US20070184555-A1

A composition containing a petroleum hydrocarbon, a biodiesel fuel or an ethanol fuel, and an organic marker compound.


4
Rajiv Banavali
Rajiv Manohar Banavali, Randall Wayne Stephens: Chemical markers. March 10, 2011: US20110056121-A1

A composition containing a petroleum hydrocarbon, a biodiesel fuel or an ethanol fuel, and an organic marker compound.


5
Murray M Fisher: Method employing chemical markers and kit for verifying the source and completeness of urine samples for testing for the presence of drugs of abuse. W Thad Adams III, January 12, 1993: US05179027 (36 worldwide citation)

The present invention relates to a method and a kit for verifying the source and completeness of urine samples when collected for testing for the presence of drugs of abuse. The method involves observing an individual consume (1) a quantity of a first chemical marker reagent capable of confirming up ...


6
Dennis W Gilstad, Ronald L Branstetter, Ralph H Hill Jr: Photocharacterization and treatment of normal abnormal and ectopic endometrium. Karl Storz Endoscopy and Company, Matthews & Branscomb, August 1, 1989: US04852579 (34 worldwide citation)

A method and apparatus for optical diagnosis and treatment of abnormal cells through the use of hormone-specific chemical markers which are preferential to genital tissues. Abnormal cells can be differentiated from normal cells by the amount of fluorescent or thermal radiation produced by the chemic ...


7
Paul N Fiedler, Robert A Levine, Stephen C Wardlaw: Method for obtaining stool samples for gastrointestinal cancer testing. Price Heneveld Cooper DeWitt & Litton, July 26, 1994: US05331973 (26 worldwide citation)

The specification discloses a method for enhancing the reliability of screening tests used for detecting the presence or absence of chemical markers associated with gastrointestinal cancer. The method comprises the steps of providing a laxative purge for administration to a patient, collecting a wat ...


8
Brinkman Kerry C, Enderson Dayle M: Identification of liquid hydrocarbons using chemical markers.. Nalco Chemical Co, November 11, 1992: EP0512404-A1 (23 worldwide citation)

The present invention relates to a composition, a method for preparing a composition, and a method for analyzing the composition where the composition includes a liquid hydrocarbon and one or more marker compounds of formula (I): where Y is selected from X-R or NRR, and where X is an oxygen atom or ...


9
Shri K Goyal, Terrence A Renner, Ashok K Jhawar: Leak detection using chemical markers. Amoco Corporation, Richard A Kretchmer, Frank J Sroka, June 2, 1998: US05759857 (4 worldwide citation)

Leakage in a heat exchanger between two liquids which are in indirect heat exchange relationship is detected by marking one of the two liquids with a colorless chemical marker and detecting it in the second liquid by extraction and conversion to a colored material. The heat exchanger liquids are pre ...


10
Jean Michel Hachin, Claude Lambert: Method for authentication by chemical marking or tracing of an object or a substance. Browdy and Neimark P L L C, October 20, 2009: US07605372 (4 worldwide citation)

The invention concerns a method for authenticating different objects or substances to be identified comprising at least two phases: during an initial phase, selecting a plurality of chemical markers, assigning to and incorporating in each of the objects or substances a combination of markers, establ ...



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