B63B 21/36
Foldable
Official title: foldable
B63B21/36 (Foldable) appears on 5 US grants and 5 published applications in this corpus.
Search patents in B63B- Granted patents
- 5
- Published applications
- 5
- Assignees
- 2
- Inventors
- 10
- Latest grant
- 28 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 2 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
By publication year.
Recent patents
- Hybrid dynamically installed anchor with a folding shank and control method for keep anchor verticality during free fall in water28 Nov 2023US 11,827,314 B2Dalian University of Technology
- Radial arm double shank split crown self-releasing mechanism anchor8 Dec 2020US 10,858,074 B1
- Anchor for a ship22 Sep 2020US 10,780,953 B2Pskorea
- Collapsible anchor17 Jul 2018US 10,023,269 B2
- Foldable anchor19 Sep 2017US 9,764,798 B1
- An anchor for a watercraft11 Jan 2024US 2024/0010303 A1
- Hybrid dynamically installed anchor with a folding shank and control method for keep anchor verticality during free fall in water25 Nov 2021US 2021/0362810 A1Dalian University of Technology
- Anchor for a ship22 Aug 2019US 2019/0256171 A1Pskorea
- Collapsible anchor8 Mar 2018US 2018/0065712 A1
- Boat anchors16 Apr 2015US 2015/0101524 A1
Most cited
By later US patents