CPC technology class · B41
B41B - Machines Or Accessories For Making
Machines or accessories for making, setting, or distributing type; type; photographic or photoelectric composing devices. 5 US utility patents granted 2015–2025, with the leading assignees and year-by-year grant trajectory.
- 5
- US patents granted
- #11/11
- in B41
- 0.0%
- B41 class share
- -33%
- 5-yr velocity
The verdict
According to USPTO PatentsView, Machines Or Accessories For Making ranks #668 of 670 CPC technology areas - 5 US patents granted since 2015, with recorded grant volume down 33% over five years.
- #668
- of 670 CPC technology areas
- 5
- US patents granted, 2015–2025
- International Business…
- leading assignee (1)
- -33%
- grant velocity, last 5 yrs
How B41B's grant cadence moved
Between 2020–2024, B41B recorded 2 grants versus 3 in 2015–2019 (-33% equal-window velocity). Across complete years, output peaked in 2015 at 3 grants and bottomed in 2020 at 1 (+200% peak-over-trough).
Where B41B sits inside B41
Among 11 subclasses in B41 (PRINTING; Lining MACHINES; TYPEWRITERS; Stamps), B41B ranks #11 and holds 0.0% of the parent class's 38,209 recorded grants. Sibling chips below are the other subclasses in the same parent class, not the nationwide volume/lead-share peers further down.
B41B grants by year, peak 2015 (3)
US utility-patent grants per year in B41B, 2015–2025 - recent five years are down 33% versus 2015–2019.
Questions about B41B
Which company holds the most patents in B41B?
How does B41B compare inside parent class B41?
What to do with this data
B41B in context - here's where to go next.
- B41B ranks #668 of 670 by grant volume among all tracked CPC technology areas. See the ranking
- Inside parent class B41, the largest sibling subclass is B41J with 26,654 grants. Explore B41J
Figures reflect USPTO PatentsView grant data through 2026-05-15; pending applications not yet granted are not counted.
Methodology - B41B figures are USPTO PatentsView granted-utility totals for this subclass (5 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.