Inventor
William M. Hoeffken
Inventor
Belleville, IL, US
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B62Bprimary
B62BHand-propelled vehicles, e.g. hand carts or perambulators100%
PatentTitleYear
3,934,894'Utility cart and bag holder therefore'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976Patents assigned to HOEFFKEN PAUL W (1)· patent assignee history
1976Patents assigned to HOEFFKEN RUSSELL W (1)· patent assignee history
1976Patents assigned to HOEFFKEN WILLIAM M (1)· patent assignee history
1976Based in Belleville, IL, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HOEFFKEN PAUL W | 1 | 1976 |
| HOEFFKEN RUSSELL W | 1 | 1976 |
| HOEFFKEN WILLIAM Mself | 1 | 1976 |
Locations
| Location | Patents | Span |
|---|---|---|
| Belleville, Illinois, US | 1 | 1976 |