B41J 21/02
Stops or stop-racks
B41J21/02 (Stops or stop-racks) appears on 6 US grants and 0 published applications in this corpus.
Search patents in B41J- Granted patents
- 6
- Published applications
- 0
- Assignees
- 3
- Inventors
- 8
- Latest grant
- 7 Sep 1982
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Tabulation rack with spring pin holding7 Sep 1982US 4,348,123 AInternational Business Machines Corporation
- Tabulation rack with spring pin holding7 Sep 1982US 4,348,124 AInternational Business Machines Corporation
- Tab stop assembly3 Feb 1981US 4,248,542 AAdlerwerke vorm. Heinrich Kleyer A.G.
- Dual pitch tabular stop assembly16 Jan 1979US 4,134,694 AAdlerwerke vorm. Heinrich Kleyer A.G.
- Double tab rack for a typewriter28 Jun 1977US 4,031,994 AInternational Business Machines Corporation
No published applications in this class yet.
Most cited
By later US patents