G07D 7/004
Testing specially adapted to determine the identity or genuineness of valuable papers
Official title: using digital security elements, e.g. information coded on a magnetic thread or strip
G07D7/004 (Testing specially adapted to determine the identity or genuineness of valuable papers) appears on 933 US grants and 815 published applications in this corpus.
Search patents in G07D- Granted patents
- 933
- Published applications
- 815
- Assignees
- 301
- Inventors
- 1,129
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 6 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 7 | 0 |
| 1996 | 12 | 0 |
| 1997 | 11 | 0 |
| 1998 | 21 | 0 |
| 1999 | 11 | 0 |
| 2000 | 21 | 0 |
| 2001 | 22 | 12 |
| 2002 | 32 | 50 |
| 2003 | 40 | 60 |
| 2004 | 35 | 38 |
| 2005 | 25 | 65 |
| 2006 | 51 | 50 |
| 2007 | 33 | 51 |
| 2008 | 49 | 62 |
| 2009 | 41 | 50 |
| 2010 | 50 | 57 |
| 2011 | 60 | 34 |
| 2012 | 58 | 19 |
| 2013 | 38 | 26 |
| 2014 | 38 | 12 |
| 2015 | 35 | 21 |
| 2016 | 20 | 22 |
| 2017 | 21 | 24 |
| 2018 | 16 | 14 |
| 2019 | 30 | 31 |
| 2020 | 25 | 31 |
| 2021 | 19 | 12 |
| 2022 | 12 | 21 |
| 2023 | 15 | 21 |
| 2024 | 13 | 15 |
| 2025 | 16 | 13 |
| 2026 | 7 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Generating a unique code from orientation information16 Jun 2026US 12,657,415 B2DUST Identity, Inc.
- Systems and methods for the generation and usage of authentication images in conjunction with low-resolution print devices16 Jun 2026US 12,659,414 B2Proof Authentication Corporation
- Method for producing a multilayer body, multilayer body, method for authenticating a multilayer body, and authentication system26 May 2026US 12,639,541 B2Leonhard Kurz Stiftung & Co. KG
- Strategies and systems that use spectral signatures and a remote authentication authority to authenticate physical items and linked documents19 May 2026US 12,632,873 B2Microtrace, LLC
- Printed material12 May 2026US 12,624,238 B2Yamamoto Chemicals, Inc.
- Methods and a system for automated exception media access2 Jul 2026US 2026/0188069 A1Cardtronics USA, Inc.
- Fixed retail scanners and related methods for document validation assist improvements2 Jul 2026US 2026/0189664 A1Datalogic IP Tech S.R.L.
- Identification document and methods for authentication and manufacturing of such document2 Apr 2026US 2026/0095535 A1Idemia Identity & Security USA LLC
- Forming, authenticating and securing non-fungible items19 Feb 2026US 2026/0050934 A1Elite Coinage Co.
- Security article authentication25 Dec 2025US 2025/0388039 A1Viavi Solutions Inc.
Most cited
By later US patents
- Methods for surveying dissemination of proprietary empirical data1,132US 5,862,260 ADigimarc Corporation · 1999
- Computer system linked by using information in data objects1,131US 6,122,403 ADigimarc Corporation · 2000
- Linking of computers based on optical sensing of digital data942US 6,311,214 B1Digimarc Corporation · 2001
- Watermark embedder and reader942US 6,614,914 B1Digimarc Corporation · 2003
- Connected audio and other media objects859US 6,505,160 B1Digimarc Corporation · 2003