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Inventor

Pui-Hay Paul But

Inventor
Hong Kong, CN

Overview

2→
Patents
2001–2011
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 purposes33%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations33%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms33%
PatentTitleYear
7,867,998'Method of making antitussive medicine and relieving cough'20116,309,840'Polymerase chain reaction-restriction fragment length polymorphism test for the authentication of herbal Chinese medicines'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001Patents assigned to CHINESE UNIVERSITY OF HONG KO (1)· patent assignee history
2001Based in Tai Po, HK· patent location history
2011Patents assigned to HONG KONG JOCKEY CLUB INST OF CHINESE MEDICINE LTD (1)· patent assignee history
2011Based in Hong Kong, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHINESE UNIVERSITY OF HONG KO12001
HONG KONG JOCKEY CLUB INST OF CHINESE MEDICINE LTD12011
Locations
LocationPatentsSpan
Hong Kong, CN12011
Tai Po, HK12001