Inventor
Andrej Gross
Inventor
DE
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Kprimary
A61KPreparations for medical, dental or toiletry purposes37%
A61QSpecific use of cosmetics or similar toiletry preparations37%
A45DHairdressing or shaving equipment5%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds5%
C08LCompositions of macromolecular compounds5%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments5%
D06PDyeing or printing textiles5%
PatentTitleYear
12,364,657Method for coating keratin fibers202512,364,659Multicomponent in situ coloration composition202512,053,542Multicomponent silicone composition202411,904,042Hair coloring composition and methods for its application and removal202411,766,394Multicomponent composition (Michael addition)202311,628,127Composition for lightening or dyeing keratin fibers with a low amount of oxidizing agent202311,219,587Composition for lightening or dyeing keratin fibers with a low amount of alkalizing agent2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2023Patents assigned to NOXELL CORP (2)· patent assignee history
2022–2023Patents assigned to WELLA OPERATIONS US LLC (2)· patent assignee history
2022–2025Based in DE· patent location history
2023–2025Patents assigned to HFC PRESTIGE INT HOLDING SWITZERLAND S A R L (3)· patent assignee history
2023–2025Patents assigned to WELLA INT OPERATIONS SWITZERLAND SARL (3)· patent assignee history
2025Patents assigned to AFFLERBACH MALTE BERND HERMANN (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HFC PRESTIGE INT HOLDING SWITZERLAND S A R L | 3 | 2023–2025 |
| WELLA INT OPERATIONS SWITZERLAND SARL | 3 | 2023–2025 |
| NOXELL CORP | 2 | 2022–2023 |
| WELLA OPERATIONS US LLC | 2 | 2022–2023 |
| AFFLERBACH MALTE BERND HERMANN | 1 | 2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| DE | 7 | 2022–2025 |