Envelopes or like essentially-rectangular flexible containers for postal or other purposes having no structural provision for thickness of contents (with shock-absorbing properties B65D81/03)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Envelopes or like essentially-rectangular flexible containers for postal or other purposes having no structural provision for thickness of contents

CPC: Envelopes or like essentially-rectangular flexible containers for postal or other purposes having no structural provision for thickness of contents (with shock-absorbing properties B65D81/03)

Full Title

Full titles differ between systems:

IPC:

Envelopes or like essentially-rectangular flexible containers for postal or other purposes having no structural provision for thickness of contents

CPC:

Envelopes or like essentially-rectangular flexible containers for postal or other purposes having no structural provision for thickness of contents (with shock-absorbing properties B65D81/03)

Additional Content IPC

Wrappers or envelopes with shock-absorbing properties, e.g. bubble films

Of 8 combined children, 7 exist in both systems.

1 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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B65D 27/005 CPC only CPC only
B65D 27/02 with stiffening inserts IPC+CPC Available in IPC and CPC
B65D 27/04 with apertures or windows for viewing contents IPC+CPC Available in IPC and CPC
B65D 27/06 with provisions for repeated re-use IPC+CPC Available in IPC and CPC
B65D 27/08 with two or more compartments IPC+CPC Available in IPC and CPC
B65D 27/10 Chains of interconnected envelopes IPC+CPC Available in IPC and CPC
B65D 27/12 Closures IPC+CPC Available in IPC and CPC
B65D 27/32 Opening devices incorporated during envelope manufacture (incorporated during closing of envelope B43M5/00; separate devices for opening envelopes B43M7/00) IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class B65,2013–2023, worldwide · Source: EPO PATSTAT

CANON 3,755
SGCC(STATE GRID CORPORATION OF CHINA) 3,721
YOSHINO KOGYOSHO COMPANY 3,659
DNP (DAINIPPON PRINTING COMPANY) 3,573
KRONES DE 3,114
P&G (PROCTER & GAMBLE COMPANY) US 2,777
TOPPAN PRINTING COMPANY 2,720
SEIKO EPSON CORPORATION 2,574
KYOCERA DOCUMENT SOLUTIONS 2,371
RICOH COMPANY 2,349

Top Applicants (CPC)

Class B65,2013–2023, worldwide · Source: EPO PATSTAT

P&G (PROCTER & GAMBLE COMPANY) US 3,369
KRONES DE 3,304
TETRA LAVAL HOLDINGS & FINANCE CH 2,227
CANON JP 2,051
AUTOSTORE TECHNOLOGY NO 1,731
GPI (GRAPHIC PACKAGING INTERNATIONAL) US 1,707
CANON 1,693
G.D IT 1,678
MURATA MACHINERY JP 1,664
DAIFUKU COMPANY JP 1,654