Closures (closure members of interest apart from this application B65D39/00 - B65D55/00; forming bottom closures after filling B65B7/14)

Closures (closure members of interest apart from this application B65D39/00 - B65D55/00; forming bottom closures after filling B65B7/14) · 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 codeB65D35/44
Official titleClosures (closure members of interest apart from this application B65D39/00 - B65D55/00; forming bottom closures after filling B65B7/14)
Display labelClosures (closure members of interest apart from this application B65D39/00 - B65D55/00; forming bottom closures after filling B65B7/14)
Total patents131

Filing trend

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

Filing activity over the last five years is rapidly growing.

Patents filed per year
YearPatents
201512
201612
201726
20187
201919
202011
20214
20227
20238
202411
202513
20261

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 B65D35/44?
CPC B65D35/44 is the Cooperative Patent Classification code for “Closures (closure members of interest apart from this application B65D39/00 - B65D55/00; forming bottom closures after filling B65B7/14).”
How many patents are filed under CPC B65D35/44 (Closures (closure members of interest apart from this application B65D39/00 - B65D55/00; forming bottom closures after filling B65B7/14))?
Our database includes 131 publications tagged with this CPC code.
Is patent activity under CPC B65D35/44 growing?
Publication counts under this code: 11 in 2024 vs 13 in 2025 (latest complete years).