B42D 25/378
Special inks
B42D25/378 (Special inks) appears on 1,020 US grants and 1,325 published applications in this corpus.
Search patents in B42D- Granted patents
- 1,020
- Published applications
- 1,325
- Assignees
- 432
- Inventors
- 1,983
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 7 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 8 | 0 |
| 1995 | 8 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 1 |
| 2002 | 3 | 6 |
| 2003 | 7 | 21 |
| 2004 | 11 | 17 |
| 2005 | 7 | 17 |
| 2006 | 9 | 20 |
| 2007 | 8 | 42 |
| 2008 | 13 | 48 |
| 2009 | 7 | 32 |
| 2010 | 26 | 42 |
| 2011 | 29 | 41 |
| 2012 | 43 | 46 |
| 2013 | 31 | 60 |
| 2014 | 39 | 61 |
| 2015 | 41 | 69 |
| 2016 | 40 | 65 |
| 2017 | 54 | 65 |
| 2018 | 43 | 96 |
| 2019 | 89 | 87 |
| 2020 | 83 | 103 |
| 2021 | 83 | 74 |
| 2022 | 60 | 86 |
| 2023 | 56 | 75 |
| 2024 | 53 | 75 |
| 2025 | 72 | 41 |
| 2026 | 27 | 35 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Standardization of taggant signatures using transfer images8 Sep 2026US 12,728,662 B2Microtrace, LLC
- Printed security feature11 Aug 2026US 12,703,196 B2CCL Secure Pty Ltd
- Personalised image formed from a metal layer and a lenticular array28 Jul 2026US 12,691,701 B2Idemia Identity & Security France
- Color holographic foil14 Jul 2026US 12,681,223 B2Demax - Holograms Ad
- Optical structure having a relief effect30 Jun 2026US 12,668,076 B2Oberthur Fiduciaire SAS
- Compositions, comprising silver nanoplatelets8 Oct 2026US 2026/0307149 A1BASF SE
- Substrate with Varying Saturations of Offset Printing Utilizing Image Movement8 Oct 2026US 2026/0307420 A1The Government of the United States of America, as represented by the Secretary of Homeland Security
- Security element for a value document, having an optically variable primary surface pattern and concealed secondary surface pattern, and method for production thereof8 Oct 2026US 2026/0307424 A1Giesecke+Devrient Currency Technology GmbH
- Security feature24 Sep 2026US 2026/0285075 A1CCL Secure Pty Ltd
- Biodegradable value-document substrate17 Sep 2026US 2026/0273985 A1Giesecke+Devrient Currency Technology GmbH
Most cited
By later US patents
- Method for making a wallet card with an integral magnifying lens271US 6,176,430 B1LensCard U.S., LLC · 2001
- Transaction card262US 6,581,839 B1American Express Travel Related Services Company, Inc. · 2003
- Credit card and method of making the same254US 4,897,533 ANational Business Systems, Inc. · 1990
- Low visibility watermark using time decay fluorescence240US 6,718,046 B2Digimarc Corporation · 2004
- Photoluminescent markings with functional overlayers216US 8,247,761 B1Performance Indicator, LLC · 2012