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Inventor

Yongchen PENG

Inventor
CN

Overview

2→
Patents
2023
Patent span
Human necessities
Primary field (CPC A)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes40%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations40%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds20%
PatentTitleYear
11,813,334Polyethylene glycol conjugate drug, and preparation method therefor and use thereof202311,793,881Polyethylene glycol conjugate medicament, preparation method therefor and use thereof2023

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2023Patents assigned to CHONGQING UPGRA BIOTECHNOLOGY CO LTD (2)· patent assignee history
2023Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHONGQING UPGRA BIOTECHNOLOGY CO LTD22023
Locations
LocationPatentsSpan
CN22023