B41C 3/04
To produce rubber printing blocks
Official title: to produce rubber printing blocks
B41C3/04 (To produce rubber printing blocks) appears on 11 US grants and 7 published applications in this corpus.
Search patents in B41C- Granted patents
- 11
- Published applications
- 7
- Assignees
- 9
- Inventors
- 23
- Latest grant
- 27 Sep 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 0 |
| 2018 | 4 | 2 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Patterned stamp manufacturing method, patterned stamp imprinting method and imprinted article27 Sep 2022US 11,453,232 B2Koninklijke Philips N. V.
- Seal carving apparatus and seal carving method12 Jun 2018US 9,993,972 B2Shachihata Inc.
- System for preparing and producing a stamp plate13 Mar 2018US 9,914,293 B2Trodat GmbH
- Patterned stamp manufacturing method, patterned stamp imprinting method and imprinted article6 Mar 2018US 9,908,358 B2Koninklijke Philips N. V.
- Seal carving apparatus and seal carving method30 Jan 2018US 9,878,491 B2Shachihata Inc.
- Patterned stamp manufacturing method, patterned stamp imprinting method and imprinted article24 May 2018US 2018/0141366 A1Koninklijke Philips N. V.
- Seal carving apparatus and seal carving method4 Jan 2018US 2018/0001575 A1Shachihata Inc.
- Patterned stamp manufacturing method, patterned stamp imprinting method and imprinted article2 Jun 2016US 2016/0152064 A1Koninklijke Philips N. V.
- Seal carving apparatus and seal carving method5 May 2016US 2016/0121543 A1Shachihata Inc.
- System for preparing and producing a stamp plate20 Nov 2014US 2014/0339739 A1Trodat GmbH
Most cited
By later US patents
- Self-metering liquid retentive pad and process for producing same27US 4,226,886 AMicro-Cel Systems, Inc. · 1980
- Silicone elastomer stamp with hydrophilic surfaces and method of making same27US 6,596,346 B2International Business Machines Corporation · 2003
- Porous rubber stamp material having open cells7US 5,620,777 AMitsubishi Pencil Company, Limited · 1997
- Matrix material for printing plates and method of manufacture thereof4US 4,137,363 ARogers Corporation · 1979
- Process for producing sponge rubber stamp having open cell3US 5,397,417 AMitsubishi Pencil Company, Limited · 1995