Inventor
WILBUR J. KELLUM
Inventor
US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E05Dprimary
E05DHinges or suspension devices for doors, windows or wings38%
E05YIndexing scheme associated with subclasses e05d and e05f, relating to construction elements, electric control, power supply, power signal or transmission, user interfaces, mounting or coupling, details, accessories, auxiliary operations not otherwise provided for, application thereof38%
E06BFixed or movable closures for openings in buildings, vehicles, fences or like enclosures in general, e.g. doors, windows, blinds, gates6%
F16FSprings6%
F16MFrames, casings or beds of engines, machines or apparatus, not specific to engines, machines or apparatus provided for elsewhere6%
LOC086%
PatentTitleYear
12,410,648Window balance shoes for a pivotable window202512,091,895Window balance shoes for a pivotable window202412,044,061Sash guide202411,352,821Inverted constant force window balance having slidable coil housing202211,193,318Window balance shoes for a pivotable window2021D0932882Corner key202111,136,801Inverted constant force window balance2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2025Patents assigned to AMESBURY GROUP INC (7)· patent assignee history
2021–2025Based in US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AMESBURY GROUP INC | 7 | 2021–2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 7 | 2021–2025 |