Inventor
Derwood S. DeLong
Inventor
Goochland, VA, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A47Jprimary
A47JKitchen equipment42%
A01GHorticulture17%
A63CSkates17%
E01CConstruction of, or surfaces for, roads, sports grounds, or the like17%
LOC078%
PatentTitleYear
10,704,206Sub-irrigated tennis court202010,435,851Sub-irrigated tennis court2019D0583184'Combination toaster and oven'20087,105,778'Combination toaster oven and toaster appliance'20066,667,465'Household electronic toaster and method of manufacture'20036,298,770'Coffee maker'20016,101,924'Coffee maker'20006,009,793'Coffee maker'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000–2006Patents assigned to HAMILTON BEACH PROCTOR SILEX (5)· patent assignee history
2000–2020Based in Goochland, VA, US· patent location history
2008Patents assigned to HAMILTON BEACH BRANDS INC (1)· patent assignee history
2019–2020Patents assigned to HAR TRU LLC (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HAMILTON BEACH PROCTOR SILEX | 5 | 2000–2006 |
| HAR TRU LLC | 2 | 2019–2020 |
| HAMILTON BEACH BRANDS INC | 1 | 2008 |
Locations
| Location | Patents | Span |
|---|---|---|
| Goochland, Virginia, US | 8 | 2000–2020 |