% Expired Patents = 100.0

CIPO Patents = 1

Trademarks = 4

Forward Citations = 0

Loading Chart...

2 inventors (with patents filed for the assignee):

Marc Doubleday (1 out of 11 patents)

Jose Oberholzer (1 out of 1 patent)

William R Light (1 patent)

4. Maria S Gawryl (17 patents)

5. Robert A Houtchens (0 patent)

1 patent: Sort by Forward Citations

1. 9657271 - Method of isolating cells from a tissue in a mammal (2017-05-23),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

1 Patents

#12 in Souderton, PA

#4,967 in Pennsylvania

#136,919 in US

Souderton, PA, United States of America

Hemoglobin Oxygen Therapeutics LLC

Forward Citations = 0

2 inventors:

Marc Doubleday (1 out of 11 patents)

Jose Oberholzer (1 out of 1 patent)

William R Light (1 patent)

4. Maria S Gawryl (17 patents)

5. Robert A Houtchens (0 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hemoglobin Oxygen Therapeutics LLC. Retrieved from https://idiyas.com/company/hemoglobin-oxygen-therapeutics

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

1 patent (CIPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]