Inventor
George M. Lein
Inventor
Chalfont, PA, US
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Fprimary
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds14%
C09DCoating compositions, e.g. paints, varnishes or lacquers10%
C11DDetergent compositions10%
A45DHairdressing or shaving equipment5%
A46BBrushes5%
A61KPreparations for medical, dental or toiletry purposes5%
A61QSpecific use of cosmetics or similar toiletry preparations5%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry5%
B82YSpecific uses or applications of nanostructures5%
C01BNon-metallic elements5%
PatentTitleYear
9,931,284Method of removing polymerized coatings for human nails, polymerized coating for human nails having improved removability, and two package system20188,534,949'Toothbrush with reactive composition for remineralization of teeth'20137,381,753'Inkjet ink composition'20087,109,257'Modified clays and methods for making and using same'20065,273,675'Phosphate-free liquid cleaning compositions containing polymer'19935,232,622'Chlorine-free machine dishwashing'19935,034,062'Use of acid-containing anionic emulsion copolymers as calcined clay slurry stabilizers'19914,994,574'Preparation of isothiazolones'19914,582,859'Process for producing an expanded seed copolymer and product therefrom'19864,419,245'Copolymer process and product therefrom consisting of crosslinked seed bead swollen by styrene monomer'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983–2006Patents assigned to ROHM & HAAS (6)· patent assignee history
1983Based in Doylestown, PA, US· patent location history
1986Based in North Wales, PA, US· patent location history
1991Patents assigned to LEIN JR GEORGE M (1)· patent assignee history
1991–2008Based in Chalfont, PA, US· patent location history
2008Patents assigned to LEXMARK INT INC (1)· patent assignee history
2013Patents assigned to LEIN GEORGE M (1)· patent assignee history
2013Patents assigned to MYCONE DENTAL SUPPLY CO INC (1)· patent assignee history
2013–2018Based in Elkton, MD, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ROHM & HAAS | 6 | 1983–2006 |
| LEIN GEORGE Mself | 1 | 2013 |
| LEIN JR GEORGE Mself | 1 | 1991 |
| LEXMARK INT INC | 1 | 2008 |
| MYCONE DENTAL SUPPLY CO INC | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Chalfont, Pennsylvania, US | 6 | 1991–2008 |
| Elkton, Maryland, US | 2 | 2013–2018 |
| North Wales, Pennsylvania, US | 1 | 1986 |
| Doylestown, Pennsylvania, US | 1 | 1983 |