Adjustable guide marks or pointers for indicating determined points of time {(inscriptions or pictures moved by hand G04B45/003)}

Adjustable guide marks or pointers for indicating determined points of time {(inscriptions or pictures moved by hand G04B45/003)} · Cooperative Patent Classification (CPC)

Computing, optics, measurement, and control technologies.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeG04B19/28
Official titleAdjustable guide marks or pointers for indicating determined points of time {(inscriptions or pictures moved by hand G04B45/003)}
Display labelAdjustable guide marks or pointers for indicating determined points of time {(inscriptions or pictures moved by hand G04B45/003)}
Total patents43

Filing trend

Year-over-year patent counts classified under this CPC code.

Filing activity over the last five years is growing.

Patents filed per year
YearPatents
20152
20163
20174
20181
20194
20202
20214
20224
20237
20245
20257

Representative patents

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.

Frequently asked questions

Answers are generated from the same data shown on this page.

What is CPC G04B19/28?
CPC G04B19/28 is the Cooperative Patent Classification code for “Adjustable guide marks or pointers for indicating determined points of time {(inscriptions or pictures moved by hand G04B45/003)}.”
How many patents are filed under CPC G04B19/28 (Adjustable guide marks or pointers for indicating determined points of time {(inscriptions or pictures moved by hand G04B45/003)})?
Our database includes 43 publications tagged with this CPC code.
Is patent activity under CPC G04B19/28 growing?
Publication counts under this code: 5 in 2024 vs 7 in 2025 (latest complete years).