LexDanaLexDanabeta
Inventor

Mingying Li

Inventor
Zhengzhou, CN

Overview

1→
Patents
2020
Patent span
Human necessities
Primary field (CPC A)

Patents· 1 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes17%
A61LMethods or apparatus for sterilising materials or objects in general17%
A61QSpecific use of cosmetics or similar toiletry preparations17%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds17%
C08JWorking-up17%
C08LCompositions of macromolecular compounds17%
PatentTitleYear
10,745,511Hydrophilic and biologically safe polymer foam as well as preparation method and application thereof2020

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2020Patents assigned to ZHANG JIANLI (1)· patent assignee history
2020Patents assigned to ZHOU QING (1)· patent assignee history
2020Based in Zhengzhou, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ZHANG JIANLI12020
ZHOU QING12020
Locations
LocationPatentsSpan
Zhengzhou, CN12020