CPC technology class · B63
B63C - Launching
Launching, hauling-out, or dry-docking of vessels; life-saving in water; equipment for dwelling or working under water; means for salvaging or searching for underwater objects. 1,244 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.
- 1,244
- US patents granted
- #3/5
- in B63
- 9.4%
- B63 class share
- +16%
- 5-yr velocity
The verdict
According to USPTO PatentsView, Launching ranks #427 of 670 CPC technology areas - 1,244 US patents granted since 2015, with recorded grant volume up 16% over five years.
- #427
- of 670 CPC technology areas
- 1,244
- US patents granted, 2015–2025
- Goodrich
- leading assignee (63)
- +16%
- grant velocity, last 5 yrs
How B63C's grant cadence moved
Between 2020–2024, B63C recorded 617 grants versus 533 in 2015–2019 (+16% equal-window velocity). Across complete years, output peaked in 2020 at 150 grants and bottomed in 2016 at 98 (+53% peak-over-trough). Lead assignee Goodrich Corporation holds 5.1% of the class ; the top three share 7.6%.
Leaderboard read
B63C concentration, lead at 5.1%
Goodrich Corporation leads this historical grant record at 5.1% of B63C - us corporation assignees hold 60% of class grants (311 of 518). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.
- Leader's share
- 5.1%
- Top three share
- 7.6%
- Lead over #2
- 46
63 of 1,244 grants
of the class's recorded grants
more grants than AIR Cruisers Company, LLC
Where B63C sits inside B63
Among 5 subclasses in B63 (Ships OR Other Waterborne VESSELS; Related Equipment), B63C ranks #3 and holds 9.4% of the parent class's 13,303 recorded grants. Sibling chips below are the other subclasses in the same parent class, not the nationwide volume/lead-share peers further down.
Rising assignees active in B63C
Company-wide grant multiples (2022–2024 vs 2019–2021) among assignees with ≥5 patents in this subclass. Growth is company-wide; class patent counts are subclass-specific.
- #1 Mallinckrodt Pharmaceuticals Ireland Limited 3.43x 7 → 24 company-wide · 7 in B63C
- #2 AIR Cruisers Company, LLC 2.33x 6 → 14 company-wide · 17 in B63C
- #3 Tabata Co., Ltd. 2.00x 0 → 2 company-wide · 6 in B63C
- #4 FMC Technologies, Inc. 1.98x 44 → 87 company-wide · 6 in B63C
- #5 Cressi-sub S.P.A. 1.29x 7 → 9 company-wide · 15 in B63C
B63C grants by year, peak 2020 (150)
US utility-patent grants per year in B63C, 2015–2025 - recent five years are up 16% versus 2015–2019.
Who leads B63C?
The 12 most active assignees in Launching, Hauling-out, OR Dry-docking OF VESSELS; Life-saving IN WATER; Equipment FOR Dwelling OR Working Under WATER; Means FOR Salvaging OR Searching FOR Underwater Objects - wider bars mean more grants
- Goodrich
Goodrich Corporation
63 patents
- Air Cruisers 17
AIR Cruisers Company, LLC
17 patents
- Cressi-sub S P A 15
Cressi-sub S.P.A.
15 patents
- Pelagic Pressure… 13
Pelagic Pressure Systems Corp.
13 patents
- Johnson Outdoors 12
Johnson Outdoors Inc.
12 patents
- Incube Labs 10
InCube Labs, LLC
10 patents
- Oceaneering Internatio… 9
Oceaneering International, Inc.
9 patents
- Versabar 8
Versabar, Inc.
8 patents
- Survitec Group 8
Survitec Group Limited
8 patents
- Magseis Ff 7
Magseis FF LLC
7 patents
- Subsea 7 7
Subsea 7 Limited
7 patents
- Fairfield Industries… 7
Fairfield Industries Incorporated
7 patents
What this shows Goodrich is the most active filer in B63C, holding 63 of the 1,244 patents in this class. Concentration at the top signals how contestable this technology area is for new entrants.
View data table
| Rank | Company | Patents in B63C |
|---|---|---|
| #1 | Goodrich Corporation | 63 |
| #2 | AIR Cruisers Company, LLC | 17 |
| #3 | Cressi-sub S.P.A. | 15 |
| #4 | Pelagic Pressure Systems Corp. | 13 |
| #5 | Johnson Outdoors Inc. | 12 |
| #6 | InCube Labs, LLC | 10 |
| #7 | Oceaneering International, Inc. | 9 |
| #8 | Versabar, Inc. | 8 |
| #9 | Survitec Group Limited | 8 |
| #10 | Magseis FF LLC | 7 |
| #11 | Subsea 7 Limited | 7 |
| #12 | Fairfield Industries Incorporated | 7 |
| #13 | Mallinckrodt Pharmaceuticals Ireland Limited | 7 |
| #14 | Draeger Safety UK Limited | 7 |
| #15 | Halkey-Roberts Corporation | 7 |
| #16 | PGS Geophysical AS | 6 |
| #17 | FMC Technologies, Inc. | 6 |
| #18 | Suunto Oy | 6 |
| #19 | Sunstream Corporation | 6 |
| #20 | Tabata Co., Ltd. | 6 |
Footprint here vs. claim strategy
Each dot is a leading B63C assignee, placed by how many patents it holds in this class (horizontal) against its company-wide average claims per patent (vertical) - a read on whether the class is led by broad-but-shallow filers or focused deep-claim players.
Classes near B63C's 1,244-grant footprint
Nationwide nearest neighbors for B63C (#427 of 670 by volume ; lead share 5.1%) - not the B63 parent-class siblings above.
Nearest by grant volume
Questions about B63C
Which company holds the most patents in B63C?
Which B63C assignees grew fastest recently?
How does B63C compare inside parent class B63?
What to do with this data
B63C in context - here's where to go next.
- Goodrich Corporation leads B63C with 63 grants in this class. See full portfolio
- B63C ranks #427 of 670 by grant volume among all tracked CPC technology areas. See the ranking
- Inside parent class B63, the largest sibling subclass is B63B with 6,790 grants. Explore B63B
Figures reflect USPTO PatentsView grant data through 2026-05-15; pending applications not yet granted are not counted.
Methodology - B63C figures are USPTO PatentsView granted-utility totals for this subclass (1,244 grants in the tracked window).
Every figure on PlainPatent is rendered directly from USPTO source data, no number is typed in by an editor. This page draws directly on USPTO source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.