Marvin J. Halfen

Person

Hastings, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
User selectable file tab system and method
- Patent number 10,065,446
- Issue date Sep 4, 2018
- Smead Manufacturing Company
- Marvin J. Halfen
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Adjustable frame for hanging folders
- Patent number 9,994,065
- Issue date Jun 12, 2018
- Smead Manufacturing Company
- Marvin J. Halfen
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Method of making a powder coated protected prong file fastener
- Patent number 9,839,937
- Issue date Dec 12, 2017
- Smead Manufacturing Company
- Harold Peter Lindelof
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Adjustable frame for hanging folders
- Patent number 9,642,457
- Issue date May 9, 2017
- Smead Manufacturing Company
- Marvin J. Halfen
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Protected prong file fastener and method of manufacture
- Patent number 9,114,597
- Issue date Aug 25, 2015
- Smead Manufacturing Company
- Harold Peter Lindelof
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Protected prong file fastener and method of manufacture
- Patent number 8,746,314
- Issue date Jun 10, 2014
- Smead Manufacturing Company
- Harold Peter Lindelof
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Protected prong file fastener and method of making
- Patent number 8,747,588
- Issue date Jun 10, 2014
- Smead Manufacturing Company
- Harold Peter Lindelof
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Apparatus and method of attaching a file fastener to a backboard
- Patent number 8,678,061
- Issue date Mar 25, 2014
- Smead Manufacturing Company
- Marvin J. Halfen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
File folder and repositionable tab
- Patent number 8,650,784
- Issue date Feb 18, 2014
- Smead Manufacturing Company
- Marvin Halfen
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Protected prong file fastener
- Patent number 8,414,211
- Issue date Apr 9, 2013
- Smead Manufacturing Company
- Harold Peter Lindelof
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Hole punch and compressor with alignment member
- Patent number 8,176,822
- Issue date May 15, 2012
- Smead Manufacturing Company
- Marvin J. Halfen
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER

Patents Applicationslast 30 patents

Information Patent Application
INDEPENDENTLY POSITIONABLE TAB SYSTEM
- Publication number 20210114399
- Publication date Apr 22, 2021
- Smead Manufacturing Company
- Marvin HALFEN
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
Adjustable Frame For Hanging Folders
- Publication number 20170232780
- Publication date Aug 17, 2017
- Smead Manufacturing Company
- Marvin J. Halfen
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
File Folder And Repositionable Tab
- Publication number 20110127317
- Publication date Jun 2, 2011
- Marvin Halfen
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER

Marvin J. Halfen

Person

Patents Grantslast 30 patents

User selectable file tab system and method

Adjustable frame for hanging folders

Method of making a powder coated protected prong file fastener

Adjustable frame for hanging folders

Protected prong file fastener and method of manufacture

Protected prong file fastener and method of manufacture

Protected prong file fastener and method of making

Apparatus and method of attaching a file fastener to a backboard

File folder and repositionable tab

Protected prong file fastener

Hole punch and compressor with alignment member

Patents Applicationslast 30 patents

INDEPENDENTLY POSITIONABLE TAB SYSTEM

Adjustable Frame For Hanging Folders

File Folder And Repositionable Tab