B43M 3/00
Devices for inserting documents into envelopes
Official title: Devices for inserting documents into envelopes (combined devices for inserting documents into and closing envelopes B43M5/00)
B43M3/00 (Devices for inserting documents into envelopes) appears on 521 US grants and 272 published applications in this corpus.
Search patents in B43M- Granted patents
- 521
- Published applications
- 272
- Assignees
- 132
- Inventors
- 630
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 6 | 0 |
| 1984 | 4 | 0 |
| 1985 | 17 | 0 |
| 1986 | 10 | 0 |
| 1987 | 12 | 0 |
| 1988 | 17 | 0 |
| 1989 | 12 | 0 |
| 1990 | 19 | 0 |
| 1991 | 12 | 0 |
| 1992 | 25 | 0 |
| 1993 | 16 | 0 |
| 1994 | 10 | 0 |
| 1995 | 14 | 0 |
| 1996 | 12 | 0 |
| 1997 | 10 | 0 |
| 1998 | 16 | 0 |
| 1999 | 24 | 0 |
| 2000 | 11 | 0 |
| 2001 | 15 | 1 |
| 2002 | 6 | 7 |
| 2003 | 17 | 21 |
| 2004 | 20 | 21 |
| 2005 | 11 | 23 |
| 2006 | 15 | 23 |
| 2007 | 15 | 22 |
| 2008 | 16 | 15 |
| 2009 | 11 | 8 |
| 2010 | 11 | 16 |
| 2011 | 12 | 20 |
| 2012 | 13 | 12 |
| 2013 | 19 | 14 |
| 2014 | 7 | 11 |
| 2015 | 10 | 8 |
| 2016 | 9 | 16 |
| 2017 | 7 | 6 |
| 2018 | 5 | 2 |
| 2019 | 7 | 4 |
| 2020 | 6 | 1 |
| 2021 | 1 | 3 |
| 2022 | 5 | 2 |
| 2023 | 2 | 8 |
| 2024 | 6 | 4 |
| 2025 | 8 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Robotic envelope separator5 May 2026US 12,617,226 B1Cenveo Worldwide Limited
- Envelope processing apparatus and image forming system26 Aug 2025US 12,397,580 B2Ricoh Company, Ltd.
- Enclosing device, enclosing-sealing apparatus, and image forming system29 Jul 2025US 12,372,911 B2Ricoh Company, Ltd.
- Hybrid inserter/wrapper system8 Jul 2025US 12,350,956 B2DMT Solutions Global Corporation
- Envelope processing apparatus and image forming system8 Jul 2025US 12,350,957 B2Ricoh Company, Ltd.
- Systems and methods for providing automated application of tray tag labels to mail trays19 Feb 2026US 2026/0048887 A1DMT Solutions Global Corporation
- Hybrid inserter/wrapper system30 Oct 2025US 2025/0332859 A1DMT Solutions Global Corporation
- Enclosing device, enclosing-and-sealing apparatus, and image forming system17 Apr 2025US 2025/0121626 A1Ricoh Company, Ltd.
- Mailer Assembly With Pockets17 Apr 2025US 2025/0121985 A1eBay Inc.
- Envelope processing apparatus, enclosing-sealing apparatus, and image forming system2 May 2024US 2024/0140132 A1Ricoh Company, Ltd.
Most cited
By later US patents
- Insertion machine with audit trail and command protocol145US 4,734,865 ABell & Howell Company · 1988
- Insertion machine with postage categorization and selective merchandising89US 4,639,873 ABell & Howell Company · 1987
- Collating station for inserting machine76US 4,753,429 APitney Bowes Inc. · 1988
- Sheet folding systems and methods74US 6,623,415 B2First Data Corporation · 2003
- Method for producing a mass distributable printed packet69US 4,939,888 AWebcraft Technologies, Inc. · 1990