Class B21G : MAKING NEEDLES, PINS, OR NAILS
Subclass 3/18: 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) by operations not restricted to one of the groups B21G 3/12-B21G 3/16 (B21G 3/06-B21G 3/1 take precedence)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 8778102 | Post laser drilling stress relief of surgical needles made of refractory alloys | Jun 16, 08 | Jul 15, 14 | ETHICON, INC. |
| 7937981 | Process for treating metal alloy surgical needles to improve bending stiffness | Dec 17, 07 | May 10, 11 | ETHICON, INC. |
| 5853423 | Process for the manufacture of suture needles and needles produced thereby | Oct 20, 93 | Dec 29, 98 | ETHICON, INC. |
| 5762811 | One-sided photoetching process for needle fabrication | Jan 24, 96 | Jun 09, 98 | UNITED STATES SURGICAL CORPORATION |
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