D21H 5/0017
Trailing blade coaters
Official title: {Trailing blade coaters, e.g. blade engaging paper and forming bottom wall of reservoir}
D21H5/0017 (Trailing blade coaters) appears on 7 US grants and 0 published applications in this corpus.
Search patents in D21H- Granted patents
- 7
- Published applications
- 0
- Assignees
- 5
- Inventors
- 7
- Latest grant
- 14 Nov 1989
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and apparatus for bladecoating of a moving web14 Nov 1989US 4,880,672 AInventing S.A.
- Paper coating apparatus and method1 Mar 1988US 4,728,539 AECC International Limited
- Coating apparatus with edge protection for paper webs17 Nov 1987US 4,706,603 AJagenberg Aktiengesellschaft
- Edge seal assembly for paper coating apparatus12 Mar 1985US 4,503,804 AConsolidated Papers, Inc.
- Edge dam for paper coating apparatus and method28 Feb 1984US 4,434,194 AConsolidated Papers, Inc.
No published applications in this class yet.
Most cited
By later US patents
- Edge seal assembly for paper coating apparatus14US 4,503,804 AConsolidated Papers, Inc. · 1985
- Edge dam for paper coating apparatus and method10US 4,426,412 AConsolidated Papers, Inc. · 1984
- Coating apparatus with edge protection for paper webs10US 4,706,603 AJagenberg Aktiengesellschaft · 1987
- Method and apparatus for bladecoating of a moving web9US 4,880,672 AInventing S.A. · 1989
- Paper coating apparatus and method8US 4,728,539 AECC International Limited · 1988