G03H 2250/39
Protective layer
G03H2250/39 (Protective layer) appears on 77 US grants and 67 published applications in this corpus.
Search patents in G03H- Granted patents
- 77
- Published applications
- 67
- Assignees
- 53
- Inventors
- 205
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 1 |
| 2003 | 2 | 5 |
| 2004 | 3 | 2 |
| 2005 | 2 | 4 |
| 2006 | 0 | 3 |
| 2007 | 3 | 3 |
| 2008 | 2 | 2 |
| 2009 | 1 | 3 |
| 2010 | 1 | 4 |
| 2011 | 2 | 2 |
| 2012 | 0 | 1 |
| 2013 | 3 | 2 |
| 2014 | 2 | 3 |
| 2015 | 4 | 3 |
| 2016 | 1 | 0 |
| 2017 | 2 | 2 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 6 |
| 2021 | 2 | 6 |
| 2022 | 2 | 0 |
| 2023 | 2 | 5 |
| 2024 | 2 | 0 |
| 2025 | 2 | 3 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Composite pane with a holographic element and method for the production thereof11 Aug 2026US 12,704,717 B2Saint-Gobain Sekurit France
- Anti-microbial packaging assembly21 Jul 2026US 12,686,542 B2Hazen Paper Company
- Laminated pane with a holographic element and method for producing the same13 Jan 2026US 12,521,968 B2Saint-Gobain Sekurit France
- Light guide plate for image display2 Dec 2025US 12,487,560 B2Mitsubishi Chemical Corporation
- Optically variable security devices21 Jan 2025US 12,204,120 B2Viavi Solutions Inc.
- Master plate for hologram replication27 Aug 2026US 2026/0252029 A1Carl Zeiss Jena GmbH
- Display device and system for displaying a hologram16 Jul 2026US 2026/0202792 A1Carl Zeiss Jena GmbH
- Light guide plate for image display30 Apr 2026US 2026/0118820 A1Mitsubishi Chemical Corporation
- Replicating method for copying holograms into liquid photopolymers12 Mar 2026US 2026/0072400 A1
- Replicating device for copying holograms into liquid photopolymers19 Feb 2026US 2026/0050238 A1
Most cited
By later US patents
- Hologram138US 6,075,626 ADenso Corporation · 2000
- Method for producing optical member117US 5,631,107 ANippondenso Co., Ltd. · 1997
- Arrangement to improve forgery protection of credit documents116US 5,106,125 ALandis & Gyr Betriebs AG · 1992
- Hologram106US 5,604,611 ANippondenso Co., Ltd. · 1997
- Hologram102US 6,317,227 B1Denso Corporation · 2001