LexDanaLexDanabeta
Inventor

Donald R. Schwartz

Inventor
Longmont, CO, US

Overview

3→
Patents
1982–2004
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B26Bprimary
B26BHand-held cutting tools not otherwise provided for67%
A47CChairs33%
PatentTitleYear
6,718,637'Automatic safety knife'20046,560,873'Automatic safety knife'20034,336,621'Disposable orthopedic overmattress for articulated beds'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982Patents assigned to BAUMGARD STUART H (1)· patent assignee history
1982Patents assigned to SCHWARTZ DONALD R (1)· patent assignee history
1982Based in Los Angeles, CA, US· patent location history
2003–2004Patents assigned to ORTNER MEL WAYNE (2)· patent assignee history
2003–2004Based in Longmont, CO, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ORTNER MEL WAYNE22003–2004
BAUMGARD STUART H11982
SCHWARTZ DONALD Rself11982
Locations
LocationPatentsSpan
Longmont, CO, US22003–2004
Los Angeles, California, US11982