Inventor
Keith M. Betzen
Inventor
Bloomington, IN, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A01Mprimary
A01MCatching, trapping or scaring of animals50%
A01KAnimal husbandry29%
A47JKitchen equipment7%
LOC227%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
PatentTitleYear
8,931,436'Electrode design for deer repellant device'20156,779,490'Electrode separator for deer repellent device'20046,550,428'Electrode configuration for deer repellent device'20036,460,487'Scent dispenser for deer repellent device'20026,314,914'Capacitor powered animal repelling and training device without bait'2001D0447210'Electronics case for deer repellent device'20016,014,951'Electrode design for deer repellent device'20005,894,818'Electric animal repelling and training device'19995,526,737'Kitchen utensil to remove fat from broth'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–2004Based in Bloomington, IN, US· patent location history
2003–2015Based in Unionville, IN, US· patent location history
2015Patents assigned to BETZEN KEITH M (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BETZEN KEITH Mself | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bloomington, IN, US | 7 | 1996–2004 |
| Unionville, IN, US | 2 | 2003–2015 |