Stable silk protein fragment compositions

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United States of America Patent

PATENT NO 11857664
APP PUB NO 20220226223A1
SERIAL NO

17716743

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Abstract

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A composition is disclosed that includes pure silk fibroin-based protein fragments that are substantially devoid of sericin, wherein the composition has an average weight average molecular weight ranging from about 17 kDa to about 38 kDa, wherein the composition has a polydispersity of between about 1.5 and about 3.0, wherein the composition is substantially homogeneous, wherein the composition between 0 ppm to about 500 ppm of inorganic residuals, and wherein the composition includes between 0 ppm to about 500 ppm of organic residuals.

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Patent Owner(s)

Patent OwnerAddress
EVOLVED BY NATURE INC117 KENDRICK STREET SUITE 700 NEEDHAM MA 02494

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Altman, Gregory H Providence, US 110 2510
Dow, Rachel Lee Medford, US 18 171
Haas, Dylan S Yorktown Heights, US 22 178
Lacouture, Rebecca L Needham, US 16 55
Lind, Rachel M Somers, US 18 171

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