Technologies Available for Licensing

For Licensing Opportunities, please contact the ORTA at


The present invention relates to an in vitro assay method and device that provides for detection and measurement of entities in a fluid sample that can be captured and concentrated in a unitized self-contained enclosed filter apparatus that is analyzed in an optical detection instrument for indications of the entity. It provides for analysis of biological material including cells, their enzymes, or other constituents thereof, that can be identified based on an indicator-generating means. The analysis provided for include detection of the presence of the entity, and changes in the entity over time, such as associated with growth and increasing metabolic activity with an expanding population of cells, or decreasing metabolic activity, for example, due to presence of inhibitory or toxic agents.


Publication/Issued No.:9,068,976

Publication/Issue Date:2015-06-30

Categories: Assay,Method

More Detail:Visit USPTO.GOVExternal link


Inventor(s):PUTNAM, ET AL

For Licensing Opportunities, please contact the ORTA at

Last Modified Date: 25 Jul 2023

This Web site provides an introduction to the Office of Research and Technology Applications (ORTA) and contains official Government information.

Its use is intended for members of the general public, news media and Military Health System beneficiaries.

Please address questions or concerns about this Web site to the USAMRDC Public Affairs Office at: or by telephone at (301)619-2736.