Patent assignee · US · COMPANY

SunBio, Inc.

9Patents
3Active
9Granted
36Portfolio score

Filing activity: Dec 23, 2002 → Jun 24, 2021

Most-cited patents

PatentTitleAreaCited byStatus
US6828401B2 Preparation method of peg-maleimide derivatives Chemistry; Metallurgy 111 Expired
US6858736B2 Hexa-arm polyethylene glycol and its derivatives and the methods of preparation thereof Chemistry; Metallurgy 83 Expired
US7217845B2 Bifunctional polyethylene glycol derivatives Chemistry; Metallurgy 34 Expired
US6916962B2 Monofunctional polyethylene glycol aldehydes Chemistry; Metallurgy 15 Expired
US6956135B2 Monofunctional polyethylene glycol aldehydes Chemistry; Metallurgy 11 Expired
US7041855B2 Monofunctional polyethylene glycol aldehydes Chemistry; Metallurgy 4 Expired
US10882954B2 Tertiary alkoxy polyethylene glycol and derivatives thereof Chemistry; Metallurgy 1 Active
US11952461B2 Siloxy polyethylene glycol and derivatives thereof Chemistry; Metallurgy 0 Active
US12295991B2 Hemoglobin derivative co-conjugated with fatty acid-linked PEG and alkoxy PEG as a blood substitute Human Necessities 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.