Y10S 83/912
Envelope openers
Y10S83/912 (Envelope openers) appears on 52 US grants and 4 published applications in this corpus.
Search patents in Y10S- Granted patents
- 52
- Published applications
- 4
- Assignees
- 21
- Inventors
- 65
- Latest grant
- 19 Jun 2007
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 6 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 2 |
| 2002 | 1 | 0 |
| 2003 | 2 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Mail opener apparatus19 Jun 2007US 7,231,859 B2Neopost Limited
- Apparatus for opening envelopes5 Jul 2005US 6,912,827 B2Opex Corporation
- Mail processing machine27 Apr 2004US 6,725,752 B1Catawa, Inc.
- Apparatus for opening envelopes2 Sep 2003US 6,612,211 B1Opex Corporation
- Method and apparatus for processing envelopes containing contents14 Jan 2003US 6,505,534 B2Opex Corporation
- Mail processing machine22 Apr 2004US 2004/0074360 A1Catawa, Inc.
- Apparatus for opening envelopes6 Mar 2003US 2003/0041561 A1Opex Corporation
- Method and apparatus for processing envelopes containing contents20 Sep 2001US 2001/0022060 A1Opex Corporation
- Mail opener apparatus2 Aug 2001US 2001/0010184 A1Neopost Limited
Most cited
By later US patents
- Apparatus for the automated processing of bulk mail and the like88US 4,863,037 AOpex Corporation · 1989
- Apparatus for the automated processing of bulk mail and the like45US 5,115,918 AOpex Corporation · 1992
- Envelope opener and load separator42US 4,921,388 ASystems Mailing Research, Inc. · 1990
- Envelope processing machine34US 4,016,708 ADocutronix, Inc. · 1977
- Machine for extracting contents from envelopes34US 5,156,515 AOmation Corporation · 1992