Preserving by using additives, e.g. anti-oxidants

Preserving by using additives, e.g. anti-oxidants · Cooperative Patent Classification (CPC)

Chemical and metallurgical processes, compounds, and materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeC11B5/00
Official titlePreserving by using additives, e.g. anti-oxidants
Display labelPreserving by using additives, e.g. anti-oxidants
Total patents39

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
20152
20166
20175
20181
20208
20213
20225
20236
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 C11B5/00?
CPC C11B5/00 is the Cooperative Patent Classification code for “Preserving by using additives, e.g. anti-oxidants.”
How many patents are filed under CPC C11B5/00 (Preserving by using additives, e.g. anti-oxidants)?
Our database includes 39 publications tagged with this CPC code.
Is patent activity under CPC C11B5/00 growing?
Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).