Description
Class B43K : IMPLEMENTS FOR WRITING OR DRAWING
Subclass 3/04: Nib holders (holders for continuously-adjustable nibs B43K 17/00) with retractable nibs (mechanisms for retracting or locking nibs B43K 24/00)
B43K 3/04
Sub-Class
Stats
- 1 US PATENTS IN FORCE
- 1 US APPLICATIONS PENDING
- 0 Total Patent Owners
- 12 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11472221 | Writing implement | Apr 17, 18 | Oct 18, 22 | MITSUBISHI PENCIL COMPANY, LIMITED |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2018/0215,191 | RETRACTABLE TYPE WRITING INSTRUMENT | Feb 02, 17 | Aug 02, 18 | MORRIS CORPORATION |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 36 Months (last 2 years Issuances)
- 36 Months (last 5 years Issuances)