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MAKING NEEDLES, PINS OR NAILS
Definition statement
This subclass/group covers:

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

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
Working of metal wires
Forging
Forging operations, specially adapted for the manufacture of particular objects like rivets or bolts
Polishing; grinding
Nails per se
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 subclass/group covers:

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

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Source: EP0650698

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

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

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Source: US5649961

Informative references
Attention is drawn to the following places, which may be of interest for search:
Surgical needles
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 subclass/group covers:

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

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Source: GB330409

Making pins or nails with attached caps or with coated heads
Definition statement
This subclass/group covers:

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

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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 subclass/group covers:

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

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Source: US5404707

This page is owned by Office of Patent Classification.
Last Modified: 10/11/2013