Discharging the shaped articles ({discharging tubular articles after shaping B28B21/90; } conveying systems for ceramic mouldings B65G49/08)

Discharging the shaped articles ({discharging tubular articles after shaping B28B21/90; } conveying systems for ceramic mouldings B65G49/08) · Cooperative Patent Classification (CPC)

Separating, mixing, shaping, printing, and transporting materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeB28B13/04
Official titleDischarging the shaped articles ({discharging tubular articles after shaping B28B21/90; } conveying systems for ceramic mouldings B65G49/08)
Display labelDischarging the shaped articles ({discharging tubular articles after shaping B28B21/90; } conveying systems for ceramic mouldings B65G49/08)
Total patents27

Filing trend

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

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
20155
20164
20173
20183
20191
20204
20212
20222
20242
20251

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 B28B13/04?
CPC B28B13/04 is the Cooperative Patent Classification code for “Discharging the shaped articles ({discharging tubular articles after shaping B28B21/90; } conveying systems for ceramic mouldings B65G49/08).”
How many patents are filed under CPC B28B13/04 (Discharging the shaped articles ({discharging tubular articles after shaping B28B21/90; } conveying systems for ceramic mouldings B65G49/08))?
Our database includes 27 publications tagged with this CPC code.
Is patent activity under CPC B28B13/04 growing?
Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).