Inventor
William P. Hart
Inventor
Freehold, NJ, US
Overview
Patents· 21 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C10Mprimary
C10MLubricating compositions18%
C10NIndexing scheme associated with subclass c10m relating to lubricating compositions18%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds16%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests16%
A61KPreparations for medical, dental or toiletry purposes11%
LOC0711%
C03BManufacture, shaping, or supplementary processes2%
H05KPrinted circuits2%
LOC092%
Y10TTechnical subjects covered by former us classification2%
PatentTitleYear
D0837588Lid for container2019D0833211Lid for container2018D0830765Lid for container2018D0815924Combined container and lid2018D0796266'Container and lid'20178,938,991'Method of making a molded glass article'2015D0545137'Collapsible storage container'20075,891,458'Bioerodible device for administering active ingredients'19995,863,553'Bioerodible contraceptive suppository'19995,650,192'Method for manufacturing buccal delivery device'19975,622,770'Printed circuit board design utilizing flexible interconnects for programmable logic components'19975,458,884'Bioerodible device for administering active ingredients'19955,354,558'Bioerodible contraceptive suppository'19944,826,613'Lubricating oil containing dispersant viscosity index improver'19894,795,577'Lubricating oil containing dispersant viscosity index improver'19894,790,948'Lubricating oil containing dispersant viscosity index improver'19884,767,553'Lubricating oil containing dispersant viscosity index improver'19884,764,304'Hydrocarbon compositions containing polyolefin graft polymers'19884,668,412'Lubricating oil containing dispersant VII and pour depressant'19874,640,788'Hydrocarbon compositions containing polyolefin graft polymers'19874,606,834'Lubricating oil containing VII pour depressant'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986–1989Patents assigned to TEXACO INC (8)· patent assignee history
1986–1987Based in Beacon, NY, US· patent location history
1988–1999Based in Freehold, NJ, US· patent location history
1997Based in Raleigh, NC, US· patent location history
2007–2019Patents assigned to RUBBERMAID INC (7)· patent assignee history
2007–2019Based in Cornelius, NC, US· patent location history
2015Patents assigned to DANABALAN VIGNESH (1)· patent assignee history
2015Patents assigned to DONDERO JAMES (1)· patent assignee history
2015Patents assigned to HART WILLIAM PIERSON (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TEXACO INC | 8 | 1986–1989 |
| RUBBERMAID INC | 7 | 2007–2019 |
| DANABALAN VIGNESH | 1 | 2015 |
| DONDERO JAMES | 1 | 2015 |
| HART WILLIAM PIERSONself | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Freehold, New Jersey, US | 10 | 1988–1999 |
| Cornelius, NC, US | 7 | 2007–2019 |
| Beacon, New York, US | 3 | 1986–1987 |
| Raleigh, NC, US | 1 | 1997 |