B41L 1/12
Severing webs to obtain single sheets or forms
Official title: Severing webs to obtain single sheets or forms, e.g. by cutting, by bursting
B41L1/12 (Severing webs to obtain single sheets or forms) appears on 9 US grants and 0 published applications in this corpus.
Search patents in B41L- Granted patents
- 9
- Published applications
- 0
- Assignees
- 6
- Inventors
- 8
- Latest grant
- 9 Apr 1996
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Sheet separator9 Apr 1996US 5,505,551 A
- Device for cutting a strip of paper or similar material along preestablished transverse lines of weakness6 Oct 1987US 4,697,726 AElectronique Serge Dassault
- Combined separating, bursting and sorting apparatus for a continuous web of multi-forms19 Aug 1986US 4,606,534 AHadewe B. V.
- Form suitable for airline ticketing18 Dec 1979US 4,179,140 AWallace Business Forms, Inc.
- Device for separating multi-layered, transversely perforated continuous strips having carbon-paper strips located between the web layers into individual sheets20 Mar 1979US 4,145,035 ARENA-Buromaschinenfabrik GmbH & Co.
No published applications in this class yet.
Most cited
By later US patents
- Device for cutting a strip of paper or similar material along preestablished transverse lines of weakness23US 4,697,726 AElectronique Serge Dassault · 1987
- Device for separating multi-layered, transversely perforated continuous strips having carbon-paper strips located between the web layers into individual sheets13US 4,145,035 ARENA-Buromaschinenfabrik GmbH & Co. · 1979
- Removable imprinter with latch for burster12US 3,972,283 AUarco Incorporated · 1976
- Combined separating, bursting and sorting apparatus for a continuous web of multi-forms12US 4,606,534 AHadewe B. V. · 1986
- Burster11US 4,022,364 AUarco Incorporated · 1977