CPC technology class · B63
B63G - Offensive Or Defensive Arrangements On Vessels
Offensive or defensive arrangements on vessels; mine-laying; mine-sweeping; submarines; aircraft carriers. 1,181 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.
- 1,181
- US patents granted
- #4/5
- in B63
- 8.9%
- B63 class share
- +20%
- 5-yr velocity
The verdict
According to USPTO PatentsView, Offensive Or Defensive Arrangements On Vessels ranks #433 of 670 CPC technology areas - 1,181 US patents granted since 2015, with recorded grant volume up 20% over five years.
- #433
- of 670 CPC technology areas
- 1,181
- US patents granted, 2015–2025
- United States of America as…
- leading assignee (98)
- +20%
- grant velocity, last 5 yrs
How B63G's grant cadence moved
Between 2020–2024, B63G recorded 593 grants versus 495 in 2015–2019 (+20% equal-window velocity). Across complete years, output peaked in 2019 at 132 grants and bottomed in 2015 at 70 (+89% peak-over-trough). Lead assignee United States of America as represented by the Secretary of the Air Force holds 8.3% of the class ; the top three share 11.2%.
Leaderboard read
B63G concentration, lead at 8.3%
United States of America as represented by the Secretary of the Air Force leads this historical grant record at 8.3% of B63G - us corporation assignees hold 44% of class grants (237 of 538). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.
- Leader's share
- 8.3%
- Top three share
- 11.2%
- Lead over #2
- 80
98 of 1,181 grants
of the class's recorded grants
more grants than Seabed Geosolutions B.V.
Where B63G sits inside B63
Among 5 subclasses in B63 (Ships OR Other Waterborne VESSELS; Related Equipment), B63G ranks #4 and holds 8.9% 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 B63G
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 Yangzhou University 6.83x 6 → 41 company-wide · 7 in B63G
- #2 Aqua Satellite, Inc. 5.00x 0 → 5 company-wide · 5 in B63G
- #3 L3Harris Technologies, Inc. 4.94x 16 → 79 company-wide · 5 in B63G
- #4 Lone Gull Holdings, Ltd. 3.60x 10 → 36 company-wide · 5 in B63G
- #5 Fishboat Incorporated 2.50x 2 → 5 company-wide · 5 in B63G
B63G grants by year, peak 2019 (132)
US utility-patent grants per year in B63G, 2015–2025 - recent five years are up 20% versus 2015–2019.
Who leads B63G?
The 12 most active assignees in Offensive OR Defensive Arrangements ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; Aircraft Carriers - wider bars mean more grants
- United States of…
United States of America as represented by the Secretary of the Air Force
98 patents
- Seabed Geosolutions B… 18
Seabed Geosolutions B.V.
18 patents
- Oceaneering Internatio… 16
Oceaneering International, Inc.
16 patents
- Hadal 14
Hadal, Inc.
14 patents
- Atlas Elektronik 14
Atlas Elektronik GMBH
14 patents
- Magseis Ff 12
Magseis FF LLC
12 patents
- Cgg Services Sas 11
CGG Services SAS
11 patents
- Subsea 7 11
Subsea 7 Limited
11 patents
- Pgs Geophysical As 10
PGS Geophysical AS
10 patents
- Fairfield Industries… 10
Fairfield Industries Incorporated
10 patents
- Dcns 9
DCNS
9 patents
- Fmc 8
FMC Technologies, Inc.
8 patents
What this shows United States of… is the most active filer in B63G, holding 98 of the 1,181 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 B63G |
|---|---|---|
| #1 | United States of America as represented by the Secretary of the Air Force | 98 |
| #2 | Seabed Geosolutions B.V. | 18 |
| #3 | Oceaneering International, Inc. | 16 |
| #4 | Hadal, Inc. | 14 |
| #5 | Atlas Elektronik GMBH | 14 |
| #6 | Magseis FF LLC | 12 |
| #7 | CGG Services SAS | 11 |
| #8 | Subsea 7 Limited | 11 |
| #9 | PGS Geophysical AS | 10 |
| #10 | Fairfield Industries Incorporated | 10 |
| #11 | DCNS | 9 |
| #12 | FMC Technologies, Inc. | 8 |
| #13 | thyssenkrupp Marine Systems GmbH | 8 |
| #14 | Juliet Marine Systems, Inc. | 8 |
| #15 | Navico Holding AS | 7 |
| #16 | Teledyne Instruments, Inc. | 7 |
| #17 | Yangzhou University | 7 |
| #18 | Unmanned Innovations, Inc. | 7 |
| #19 | Calzoni S.R.L. | 7 |
| #20 | 3D at Depth, Inc. | 7 |
Footprint here vs. claim strategy
Each dot is a leading B63G 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 B63G's 1,181-grant footprint
Nationwide nearest neighbors for B63G (#433 of 670 by volume ; lead share 8.3%) - not the B63 parent-class siblings above.
Nearest by grant volume
Questions about B63G
Which company holds the most patents in B63G?
Which B63G assignees grew fastest recently?
How does B63G compare inside parent class B63?
What to do with this data
B63G in context - here's where to go next.
- United States of America as represented by the Secretary of the Air Force leads B63G with 98 grants in this class. See full portfolio
- B63G ranks #433 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 - B63G figures are USPTO PatentsView granted-utility totals for this subclass (1,181 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.