Specially shaped {nuts or} heads of bolts or screws for rotations by a tool {(detachable ornamental heads for screws A47G3/00; screwdrivers, wrenches B25B)}

Specially shaped {nuts or} heads of bolts or screws for rotations by a tool {(detachable ornamental heads for screws A47G3/00; screwdrivers, wrenches B25B)} · Cooperative Patent Classification (CPC)

Engines, pumps, lighting, heating, and mechanical systems.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeF16B23/00
Official titleSpecially shaped {nuts or} heads of bolts or screws for rotations by a tool {(detachable ornamental heads for screws A47G3/00; screwdrivers, wrenches B25B)}
Display labelSpecially shaped {nuts or} heads of bolts or screws for rotations by a tool {(detachable ornamental heads for screws A47G3/00; screwdrivers, wrenches B25B)}
Total patents71

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
20157
20167
20173
20187
20198
20206
20214
20226
20239
20249
20255

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 F16B23/00?
CPC F16B23/00 is the Cooperative Patent Classification code for “Specially shaped {nuts or} heads of bolts or screws for rotations by a tool {(detachable ornamental heads for screws A47G3/00; screwdrivers, wrenches B25B)}.”
How many patents are filed under CPC F16B23/00 (Specially shaped {nuts or} heads of bolts or screws for rotations by a tool {(detachable ornamental heads for screws A47G3/00; screwdrivers, wrenches B25B)})?
Our database includes 71 publications tagged with this CPC code.
Is patent activity under CPC F16B23/00 growing?
Publication counts under this code: 9 in 2024 vs 5 in 2025 (latest complete years).