A01K 61/56
For pearl production
Official title: for pearl production
A01K61/56 (For pearl production) appears on 5 US grants and 11 published applications in this corpus.
Search patents in A01K- Granted patents
- 5
- Published applications
- 11
- Assignees
- 9
- Inventors
- 24
- Latest grant
- 13 Dec 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 4 |
| 2021 | 1 | 1 |
| 2022 | 2 | 0 |
By publication year.
Subgroups
Granted patents
Recent patents
- Pearl culture material, nucleus insertion method, and pearl culture material composition13 Dec 2022US 11,523,592 B2FUJIFILM Corporation
- Cultured quahog pearls and methods of preparation therefor19 Jul 2022US 11,388,888 B2
- Case and a method for protecting a pearl, and an apparatus for encasing a pearl19 Oct 2021US 11,148,868 B2
- Methods for producing cultured pearls in conch and other gastropods29 Apr 2014US 8,707,902 B2Florida Atlantic University Research Corporation
- Nucleus and method for producing half or mabe pearls29 Jan 2002US 6,341,580 B1
- Pearl culture material, nucleus insertion method, and pearl culture material composition29 Jul 2021US 2021/0227802 A1FUJIFILM Corporation
- Case and a method for protecting a pearl, and an apparatus for encasing a pearl17 Dec 2020US 2020/0391926 A1Linan ZHOU
- Method for producing calcium carbonate sintered compact22 Oct 2020US 2020/0331770 A1National University Corporation Yamagata University
- Pearl culture material and coating composition24 Sep 2020US 2020/0296940 A1FUJIFILM Corporation
- Cultured bivalve mollusk pearls and methods of preparation therefor16 Jan 2020US 2020/0015459 A1Mercenaria LLC
Most cited
By later US patents