CPC Definition - Subclass B21G

Last Updated Version: 2016.11
MAKING NEEDLES, PINS OR NAILS OF METAL
Definition statement

This place covers:

Devices and processes for the manufacture of needles, pins or nails by metal forming operations such as forging.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Manufacture of metal wires, rods, tubes by drawing or extrusion

B21C

Working of metal wires

B21F

Forging

B21J

Forging operations, specially adapted for the manufacture of particular objects like rivets or bolts

B21K

Polishing; grinding

B24B, B24D

Nails per se

F16L

Making needles used for performing operations (forming heads on pin-like needles B21G 3/12; making U-shaped hairpins B21G 7/04)
Definition statement

This place covers:

Devices and processes for making needles. The feature of the title “for performing operations” does not imply any particular restriction.

media0.jpg

Source: EP0650698

of hollow needles or needles with hollow end, e.g. hypodermic needles, larding-needles (B21G 1/10 takes precedence)
Definition statement

This place covers:

Devices and processes for making surgical needles, hollow needles, needles with hollow end, hypodermic needles, larding needles.

media1.jpg

Source: US5649961

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Surgical needles

A61B 17/06066

Making pins, nails, or the like (of pins with individual caps B21G 5/00; of U-like shape B21G 7/00; of split-pins B21G 7/08)
Definition statement

This place covers:

Devices and processes for making pins and nails or the like.

media2.jpg

Source: GB330409

Making pins or nails with attached caps or with coated heads
Definition statement

This place covers:

Devices and processes for making pins or nails of the type with attached caps or with coated heads.

media3.jpg

Source: US5031262

Making pins of U-like shape or split-pins (of paper fasteners or staples B21D 53/46, B21F 45/16)
Definition statement

This place covers:

Devices and processes for making pins of U-like shape or split pins.

media4.jpg

Source: US5404707