Inventor
John C. Gast
Inventor
Hockessin, DE, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
D21Hprimary
D21HPulp compositions26%
G03GElectrography21%
Y10TTechnical subjects covered by former us classification16%
C07GCompounds of unknown constitution5%
C08BPolysaccharides5%
C08LCompositions of macromolecular compounds5%
C09DCoating compositions, e.g. paints, varnishes or lacquers5%
C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture5%
D21CProduction of cellulose by removing non-cellulose substances from cellulose-containing materials5%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution5%
PatentTitleYear
10,035,928Lignin nanoparticle dispersions and methods for producing and using the same20188,795,993'Process for treating biomass to derivatize polysaccharides contained therein to increase their accessibility to hydrolysis and subsequent fermentation'20146,723,204'Process for increasing the dry strength of paper'20046,316,095'2-oxetanone sizing agents and their use in paper'20016,007,906'Process of using fine paper containing 2-oxetanone sizing agent in high speed precision converting or reprographic operations'19995,725,731'2-oxetanone sizing agents comprising saturated and unsaturated tails, paper made with the 2-oxetanone sizing agents, and use of the paper in high speed converting and reprographic operations'19985,685,815'Process of using paper containing alkaline sizing agents with improved conversion capability'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–2014Patents assigned to HERCULES INC (6)· patent assignee history
1997–2018Based in Hockessin, DE, US· patent location history
2014Patents assigned to CONNER HERBERT T (1)· patent assignee history
2014Patents assigned to COWAN PATRICK J (1)· patent assignee history
2014Patents assigned to GAST JOHN C (1)· patent assignee history
2018Patents assigned to SOLENIS TECH LP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HERCULES INC | 6 | 1997–2014 |
| CONNER HERBERT T | 1 | 2014 |
| COWAN PATRICK J | 1 | 2014 |
| GAST JOHN Cself | 1 | 2014 |
| SOLENIS TECH LP | 1 | 2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hockessin, Delaware, US | 7 | 1997–2018 |