	US 12,344,529 B2
	Biological inks and coatings and associated methods
Stevan Albers, Fort Collins, CO (US); and Scott Fulbright, Denver, CO (US)
Assigned to Living Ink Technologies, LLC, Berthoud, CO (US)
Filed by Living Ink Technologies, LLC, Fort Collins, CO (US)
Filed on Dec. 14, 2022, as Appl. No. 18/081,013.
Application 18/081,013 is a continuation of application No. 16/677,644, filed on Nov. 7, 2019, granted, now 11,577,962.
Claims priority of provisional application 62/756,968, filed on Nov. 7, 2018.
Prior Publication US 2023/0123566 A1, Apr. 20, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. C09C 1/48 (2006.01); C01B 32/318 (2017.01); C09C 1/54 (2006.01); C09C 1/60 (2006.01); C09C 1/62 (2006.01)

CPC C01B 32/318 (2017.08) [C09C 1/48 (2013.01); C09C 1/54 (2013.01); C09C 1/60 (2013.01); C09C 1/622 (2013.01); C01P 2004/61 (2013.01); C01P 2004/62 (2013.01); C01P 2004/64 (2013.01)]

18 Claims

1. A method of producing a synthesized carbon black ink from a microbial biomass comprising:

a. performing thermal processing of the microbial biomass to form a charred biomass;

b. washing the charred biomass;

c. grinding the charred biomass, and

d. mixing the charred biomass into an ink formulation; and

e. adding a preservative to the ink formulation.