B42D 25/355
Security threads
B42D25/355 (Security threads) appears on 351 US grants and 431 published applications in this corpus.
Search patents in B42D- Granted patents
- 351
- Published applications
- 431
- Assignees
- 153
- Inventors
- 643
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 3 | 1 |
| 2002 | 6 | 7 |
| 2003 | 2 | 4 |
| 2004 | 2 | 5 |
| 2005 | 4 | 11 |
| 2006 | 6 | 12 |
| 2007 | 4 | 20 |
| 2008 | 5 | 15 |
| 2009 | 5 | 19 |
| 2010 | 12 | 18 |
| 2011 | 8 | 14 |
| 2012 | 13 | 16 |
| 2013 | 10 | 16 |
| 2014 | 13 | 20 |
| 2015 | 8 | 15 |
| 2016 | 13 | 27 |
| 2017 | 16 | 20 |
| 2018 | 12 | 46 |
| 2019 | 35 | 28 |
| 2020 | 39 | 32 |
| 2021 | 22 | 22 |
| 2022 | 19 | 21 |
| 2023 | 7 | 17 |
| 2024 | 16 | 16 |
| 2025 | 17 | 6 |
| 2026 | 6 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Printed security feature11 Aug 2026US 12,703,196 B2CCL Secure Pty Ltd
- Optical security device4 Aug 2026US 12,697,832 B2
- Optical devices and methods of manufacture thereof4 Aug 2026US 12,697,833 B2De La Rue International Limited
- Hybrid documents7 Jul 2026US 12,677,702 B2X-Celeprint Limited
- Method and apparatus for heat resistant coatings28 Apr 2026US 12,611,885 B2Hazen Paper Company
- Hybrid documents1 Oct 2026US 2026/0305474 A1X-Celeprint Limited
- Security thread with a magnetic element24 Sep 2026US 2026/0285078 A1Magnetic Id Ltd
- Security document with functional watermark and methods for making same9 Jul 2026US 2026/0192589 A1Crane Co.
- Fibers for verifying fabric authenticity and system for verifying fabric authenticity by using same11 Dec 2025US 2025/0377297 A1Hyosung Tnc Corporation
- Optically variable element, security document, method for producing an optically variable element, method for producing a security document13 Nov 2025US 2025/0346059 A1OVD Kinegram AG
Most cited
By later US patents
- Polymeric sheet having oriented multilayer interference thin film flakes therein, product using the same and method149US 5,424,119 AFlex Products, Inc. · 1995
- Antifalsification document having a security thread embedded therein and a method for producing the same119US 4,892,336 AGAO Gesellschaft fuer Automation und Organisation mbH · 1990
- Security paper for currency and banknotes102US 4,652,015 ACrane Co. · 1987
- Security device96US 6,089,614 ADe La Rue International Limited · 2000
- Security document having a security thread embedded therein and methods for producing and testing the authenticity of the security document88US 4,756,557 AGAO Gesellschaft fuer Automation und Organisation mbH · 1988