D21H 5/0042
By pouring or allowing to flow in a continuous stream onto the
Official title: {by pouring or allowing to flow in a continuous stream onto the surface, the entire stream being carried away by the paper}
D21H5/0042 (By pouring or allowing to flow in a continuous stream onto the) appears on 25 US grants and 0 published applications in this corpus.
Search patents in D21H- Granted patents
- 25
- Published applications
- 0
- Assignees
- 17
- Inventors
- 35
- Latest grant
- 4 Dec 1990
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Coating method4 Dec 1990US 4,975,304 AFuji Photo Film Co., Ltd.
- Process for the production of test strips by casting method6 Jun 1989US 4,837,043 AMiles Inc.
- High speed extrusion coating with ethylene copolymers30 Aug 1988US 4,767,485 AExxon Research & Engineering Co.
- Fire resistant materials31 May 1988US 4,748,066 ADigital Equipment Corporation
- Foam applicator used in paper treatment8 Apr 1986US 4,581,254 AUnion Carbide Corporation
No published applications in this class yet.
Most cited
By later US patents
- Foam applicator used in paper treatment36US 4,581,254 AUnion Carbide Corporation · 1986
- Fire resistant materials21US 4,748,066 ADigital Equipment Corporation · 1988
- Nozzle construction for coating equipment16US 4,513,915 AThe Kohler Coating Machinery Corporation · 1985
- High speed extrusion coating with ethylene copolymers16US 4,767,485 AExxon Research & Engineering Co. · 1988
- Method of making surface-treated paper14US 3,941,902 ASvenska Cellulosa Aktiebolaget · 1976