Inventor
Helen Elizabeth Knaggs
Inventor
Weehawken, NJ, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Kprimary
A61KPreparations for medical, dental or toiletry purposes36%
A61QSpecific use of cosmetics or similar toiletry preparations36%
A61BDiagnosis9%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations9%
C11DDetergent compositions9%
PatentTitleYear
6,306,806'Dual chamber cleansing system comprising water-in-oil emulsion as benefit stripe'20016,268,322'Dual chamber cleansing system, comprising multiple emulsion'20015,773,015'Method for controlling skin oils and grease'19985,760,407'Device for the identification of acne, microcomedones, and bacteria on human skin'19985,690,948'Antisebum and antioxidant compositions containing guguliped and alcoholic fraction thereof'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–1998Patents assigned to ARDEN ELIZABETH CO (3)· patent assignee history
1997–2001Based in Weehawken, NJ, US· patent location history
1998Based in Fairview, NJ, US· patent location history
2001Patents assigned to UNILEVER HOME & PERSONAL CARE (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ARDEN ELIZABETH CO | 3 | 1997–1998 |
| UNILEVER HOME & PERSONAL CARE | 2 | 2001 |
Locations
| Location | Patents | Span |
|---|---|---|
| Weehawken, New Jersey, US | 4 | 1997–2001 |
| Fairview, New Jersey, US | 1 | 1998 |