B41M 5/287
Using microcapsules or microspheres only
Official title: {using microcapsules or microspheres only}
B41M5/287 (Using microcapsules or microspheres only) appears on 148 US grants and 83 published applications in this corpus.
Search patents in B41M- Granted patents
- 148
- Published applications
- 83
- Assignees
- 61
- Inventors
- 232
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 6 |
| 2002 | 11 | 11 |
| 2003 | 5 | 4 |
| 2004 | 9 | 3 |
| 2005 | 3 | 1 |
| 2006 | 2 | 0 |
| 2007 | 0 | 1 |
| 2008 | 2 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 4 |
| 2011 | 0 | 2 |
| 2012 | 1 | 0 |
| 2013 | 2 | 4 |
| 2014 | 4 | 9 |
| 2015 | 6 | 5 |
| 2016 | 5 | 10 |
| 2017 | 15 | 9 |
| 2018 | 8 | 3 |
| 2019 | 2 | 3 |
| 2020 | 2 | 2 |
| 2021 | 0 | 2 |
| 2022 | 1 | 1 |
| 2023 | 2 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Expandable microsphere, markable article, marked article, and method of making the same28 Apr 2026US 12,612,527 B23M Innovative Properties Company
- Crosstalk reduction of microcapsule imaging system7 Apr 2026US 12,596,302 B2Polaroid IP B. V.
- Primers with improved reflective and thermally insulative properties for microcapsule imaging system28 Jan 2025US 12,210,282 B2Polaroid IP B. V.
- Microcapsule containing color particles and print medium including the same31 Dec 2024US 12,180,373 B2Societe BIC
- Method and device for producing foamed body28 Nov 2023US 11,827,004 B2Ricoh Company, Ltd.
- Activatable and thermally sensitive media elements with light scattering layer27 Aug 2026US 2026/0249635 A1Zebra Technologies Corporation
- Crosstalk reduction of microcapsule imaging system6 Jun 2024US 2024/0184198 A1Polaroid IP B. V.
- Primers with improved reflective and thermally insulative properties for microcapsule imaging system7 Dec 2023US 2023/0393460 A1Polaroid IP B. V.
- Expandable microsphere, markable article, marked article, and method of making the same1 Dec 2022US 2022/0380617 A13M Innovative Properties Company
- Method and device for producing foamed body23 Sep 2021US 2021/0292509 A1Ricoh Company, Ltd.
Most cited
By later US patents
- Thermochromic textile material114US 4,681,791 AThe Pilot Ink Co., Ltd. · 1987
- Thermochromic ink formulations and methods of use69US 6,139,779 AChromatic Technologies, Inc. · 2000
- Thermochromic ink formulations, nail lacquer and methods of use66US 5,591,255 AChromatic Technologies, Inc. · 1997
- Security document with optically excitable dyes for authenticity check59US 6,234,537 B1Bundesdruckerei GmbH · 2001
- Heat-sensitive recording material containing microcapsules containing coloring component(s) and organic solvent48US 4,598,035 AFuji Photo Film Co., Ltd. · 1986