CPC technology class · A44

A44C - Personal Adornments

Personal adornments, e.g. jewellery; coins. 1,629 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.

Compiled by PlainPatent · May 15, 2026

1,629
US patents granted: #2/3
in A44: 39.7%
A44 class share: +20%
5-yr velocity

The verdict

According to USPTO PatentsView, Personal Adornments ranks #396 of 670 CPC technology areas - 1,629 US patents granted since 2015, with recorded grant volume up 20% over five years.

#396
of 670 CPC technology areas: 1,629
US patents granted, 2015–2025: Apple
leading assignee (106): +20%
grant velocity, last 5 yrs

How A44C's grant cadence moved

Between 2020–2024, A44C recorded 802 grants versus 669 in 2015–2019 (+20% equal-window velocity). Across complete years, output peaked in 2024 at 182 grants and bottomed in 2015 at 99 (+84% peak-over-trough). Lead assignee The Swatch Group Research and Development Ltd holds 4.0% of the class ; the top three share 8.2%.

Leaderboard read

A44C concentration, lead at 4.0%

The Swatch Group Research and Development Ltd leads this historical grant record at 4.0% of A44C - foreign corporation assignees hold 59% of class grants (405 of 689). Figures describe granted US utility patents in this CPC subclass, not current investment or legal strength.

Leader's share: 4.0%
Top three share: 8.2%
Lead over #2: 20

Where A44C sits inside A44

Among 3 subclasses in A44 (HABERDASHERY; Jewellery), A44C ranks #2 and holds 39.7% of the parent class's 4,104 recorded grants. Sibling chips below are the other subclasses in the same parent class, not the nationwide volume/lead-share peers further down.

A44B 2,161 A44D 314

Rising assignees active in A44C

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 Block, Inc. 345x 1 → 345 company-wide · 5 in A44C
#2 Quanata, LLC 37x 0 → 37 company-wide · 6 in A44C
#3 Angel Co., Ltd. 27x 6 → 161 company-wide · 24 in A44C
#4 Ellansalabs Inc. 9.00x 0 → 9 company-wide · 8 in A44C
#5 Albert Gad Ltd. 6.50x 2 → 13 company-wide · 11 in A44C

A44C grants by year, peak 2024 (182)

US utility-patent grants per year in A44C, 2015–2025 - recent five years are up 20% versus 2015–2019.

The Swatch Group…

65
Omega

45
Angel

24
Rolex

24
Choon's Design

16
Hello

15
D Swarovski Kg

15
National Chain

14
Frederick Goldman

13
Montres Breguet

12
Comadur

12
Albert Gad

11

What this shows Apple is the most active filer in A44C, holding 106 of the 1,629 patents in this class. Concentration at the top signals how contestable this technology area is for new entrants.

View data table

Top patent holders in CPC subclass A44C
Rank	Company	Patents in A44C
#1	The Swatch Group Research and Development Ltd	65
#2	Omega SA	45
#3	Angel Co., Ltd.	24
#4	Rolex SA	24
#5	Choon's Design LLC	16
#6	Hello Inc.	15
#7	D. Swarovski KG	15
#8	National Chain Company	14
#9	Frederick Goldman, Inc.	13
#10	Montres Breguet S.A.	12
#11	Comadur SA	12
#12	Albert Gad Ltd.	11
#13	Blueowl, LLC	10
#14	Angel Playing Cards Co., Ltd.	10
#15	Pandora A/S	10
#16	Patuga LLC	9
#17	ETA SA Manufacture HORLOGÈRE Suisse	8
#18	Crossfor Co., Ltd.	8
#19	Ellansalabs Inc.	8
#20	Cartier International AG	7

Footprint here vs. claim strategy

Each dot is a leading A44C 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.

Top 14 A44C assignees by class footprint. Bubble size = patents in A44C. Source: USPTO PatentsView (claim depth is company-wide across all classes).

Classes near A44C's 1,629-grant footprint

Nationwide nearest neighbors for A44C (#396 of 670 by volume ; lead share 6.5%) - not the A44 parent-class siblings above.

Nearest by grant volume

B26F 1,627 F41C 1,639 G16C 1,640 G16Y 1,652

Nearest by lead-assignee share

B41P 6.5% G02C 6.5% A63B 6.6% H04N 6.4%

Questions about A44C

Which company holds the most patents in A44C?

Apple Inc. leads A44C with 106 patents (4.0% of the subclass). By PatentsView assignee type, foreign corporations account for 59% of class grants.

Which A44C assignees grew fastest recently?

Among assignees with ≥5 grants in A44C, Block, Inc. shows the highest company-wide grant multiple (345x: 1 grants in 2019–2021 → 345 in 2022–2024) while holding 5 patents in this subclass. Growth is company-wide, not class-only.

How does A44C compare inside parent class A44?

Inside A44 (HABERDASHERY; Jewellery), A44C ranks #2 of 3 subclasses by grant volume and holds 39.7% of the parent class total. The largest sibling is A44B (2,161 grants).

What to do with this data

A44C in context - here's where to go next.

The Swatch Group Research and Development Ltd leads A44C with 65 grants in this class. See full portfolio
A44C ranks #396 of 670 by grant volume among all tracked CPC technology areas. See the ranking
Inside parent class A44, the largest sibling subclass is A44B with 2,161 grants. Explore A44B

Figures reflect USPTO PatentsView grant data through 2026-05-15; pending applications not yet granted are not counted.

Methodology - A44C figures are USPTO PatentsView granted-utility totals for this subclass (1,629 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.