The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 27, 2016

Filed:

Mar. 18, 2010
Applicants:

Guy Robert Babbitt, Fort Collins, CO (US);

Michael Ryan Buehner, Fort Collins, CO (US);

David Jacob Rausen, Fort Collins, CO (US);

Richard Charles Schoonover, Fort Collins, CO (US);

Christopher Wayne Turner, Windsor, CO (US);

Kristina Weyer-geigel, Fort Collins, CO (US);

Bryan Dennis Willson, Fort Collins, CO (US);

Peter Michael Young, Fort Collins, CO (US);

David Eli Sherman, Fort Collins, CO (US);

Jason Charles Quinn, Fort Collins, CO (US);

Inventors:

Guy Robert Babbitt, Fort Collins, CO (US);

Michael Ryan Buehner, Fort Collins, CO (US);

David Jacob Rausen, Fort Collins, CO (US);

Richard Charles Schoonover, Fort Collins, CO (US);

Christopher Wayne Turner, Windsor, CO (US);

Kristina Weyer-Geigel, Fort Collins, CO (US);

Bryan Dennis Willson, Fort Collins, CO (US);

Peter Michael Young, Fort Collins, CO (US);

David Eli Sherman, Fort Collins, CO (US);

Jason Charles Quinn, Fort Collins, CO (US);

Assignees:

COLORADO STATE UNIVERSITY RESEARCH FOUNDATION, Fort Collins, CO (US);

SOLIX ALGREDIENTS, INC., Fort Collins, CO (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12N 1/12 (2006.01); C12M 1/00 (2006.01); C12M 1/34 (2006.01); C12M 1/107 (2006.01); C12M 1/36 (2006.01);
U.S. Cl.
CPC ...
C12M 21/02 (2013.01); C12M 23/36 (2013.01); C12M 29/24 (2013.01); C12M 41/34 (2013.01); C12M 41/48 (2013.01);
Abstract

Photobioreactors according to embodiments of the present invention deliver nutrient gas intermittently to the photobioreactor media. In some embodiments, one or more gases are delivered according to a duty cycle or timing pattern. According to some embodiments, algae is grown in a photobioreactor using intermittent introduction of carbon dioxide. In other embodiments, carbon dioxide is supplied to algae grown in a photobioreactor in whole or in part from a head space above the media of the photobioreactor.


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