MH

Marvin J. Halfen

TM The Smead Manufacturing: 16 patents #2 of 49Top 5%
📍 Hastings, MN: #13 of 173 inventorsTop 8%
🗺 Minnesota: #4,601 of 52,454 inventorsTop 9%
Overall (All Time): #286,821 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
D1091696 File tab Jacqueline Johnson 2025-09-02
D1090699 File tab Jacqueline Johnson 2025-08-26
D1090700 File tab Jacqueline Johnson 2025-08-26
D1090698 File tab Jacqueline Johnson 2025-08-26
10065446 User selectable file tab system and method Dennis Bowen, Anthony Kramer 2018-09-04
9994065 Adjustable frame for hanging folders Tony Kramer, Daniel Darst, Dan Johnson 2018-06-12
9839937 Method of making a powder coated protected prong file fastener Harold Peter Lindelof, David J. Gilbertson 2017-12-12
9642457 Adjustable frame for hanging folders Tony Kramer, Daniel Darst, Dan Johnson 2017-05-09
9114597 Protected prong file fastener and method of manufacture Harold Peter Lindelof, David J. Gilbertson, Robert Scudder, Michael C. Goodson, Michael Hacker 2015-08-25
8747588 Protected prong file fastener and method of making Harold Peter Lindelof, David J. Gilbertson 2014-06-10
8746314 Protected prong file fastener and method of manufacture Harold Peter Lindelof, David J. Gilbertson, Robert Scudder, Michael C. Goodson, Michael Hacker 2014-06-10
8678061 Apparatus and method of attaching a file fastener to a backboard 2014-03-25
8650784 File folder and repositionable tab David J. Gilbertson 2014-02-18
D691199 Filing box Daniel Seleski 2013-10-08
8414211 Protected prong file fastener Harold Peter Lindelof, David J. Gilbertson, Robert Scudder, Michael C. Goodson, Michael Hacker 2013-04-09
8176822 Hole punch and compressor with alignment member 2012-05-15