Inventor
William P. Dowst
Inventor
Weare, NH, US
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B43Kprimary
B43KImplements for writing or drawing29%
LOC0729%
A47JKitchen equipment7%
D06FLaundering, drying, ironing, pressing or folding textile articles7%
F21HIncandescent mantles7%
F21VFunctional features or details of lighting devices or systems thereof7%
G06TImage data processing or generation, in general7%
Y10TTechnical subjects covered by former us classification7%
PatentTitleYear
8,596,863'Temperature indicating insulating sleeve for a cooking vessel'2013D0612191'Cooking system'2010D0523684'Heating vessel with support'2006D0523281'Support for heating vessel'2006D0522797'Heating vessel'20066,860,667'Writing instrument with biased rotatable assembly'2005RE038440'Writing instrument'20046,062,759'Writing instrument'20005,893,674'Writing instrument'19995,467,408'Ball point writing quality analysis'19955,104,312'Mantle technology'19924,899,462'Lint burning clothes dryer'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990Based in Wakefield, MA, US· patent location history
1992Based in Lynnfield, MA, US· patent location history
1995–2000Patents assigned to GILLETTE CO (3)· patent assignee history
1995–2004Based in Reading, MA, US· patent location history
2004Patents assigned to BEROL CORP (1)· patent assignee history
2005Based in Bellwood, IL, US· patent location history
2006–2010Patents assigned to JETBOIL INC (4)· patent assignee history
2006–2013Based in Weare, NH, US· patent location history
2013Patents assigned to DOWST W PERRY (1)· patent assignee history
2013Patents assigned to JOHNSON OUTDOORS INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| JETBOIL INC | 4 | 2006–2010 |
| GILLETTE CO | 3 | 1995–2000 |
| BEROL CORP | 1 | 2004 |
| DOWST W PERRYself | 1 | 2013 |
| JOHNSON OUTDOORS INC | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Weare, NH, US | 5 | 2006–2013 |
| Reading, Massachusetts, US | 4 | 1995–2004 |
| Bellwood, Illinois, US | 1 | 2005 |
| Lynnfield, Massachusetts, US | 1 | 1992 |
| Wakefield, Massachusetts, US | 1 | 1990 |