Inventor

Hai Wang

Inventor

Foshan, CN

Overview

1997–2011

Patent span

Chemistry

Primary field (CPC C)

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

A61Kprimary

A61KPreparations for medical, dental or toiletry purposes25%

C08HDerivatives of natural macromolecular compounds25%

C08LCompositions of macromolecular compounds25%

C14CChemical treatment of hides, skins or leather, e.g. tanning, impregnating, finishing25%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1997Patents assigned to VINTAGE PHARMACEUTICALS INC (1)· patent assignee history

1997Based in Charlotte, NC, US· patent location history

2011Patents assigned to FOSHAN CITY NANHAI ZHAOFU LEATHER PRODUCT CO LTD (1)· patent assignee history

2011Patents assigned to UNIV SICHUAN (1)· patent assignee history

2011Based in Foshan, CN· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FOSHAN CITY NANHAI ZHAOFU LEATHER PRODUCT CO LTD	1	2011
UNIV SICHUAN	1	2011
VINTAGE PHARMACEUTICALS INC	1	1997

Locations

Location	Patents	Span
Foshan, CN	1	2011
Charlotte, NC, US	1	1997