G03D 13/14
For holding films in spaced convolutions
Official title: for holding films in spaced convolutions
G03D13/14 (For holding films in spaced convolutions) appears on 6 US grants and 1 published applications in this corpus.
Search patents in G03D- Granted patents
- 6
- Published applications
- 1
- Assignees
- 3
- Inventors
- 15
- Latest grant
- 9 Dec 1997
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 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 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method of unwinding filmstrip from a spiral processing reel9 Dec 1997US 5,695,145 AEastman Kodak Company
- Automatic processing reel for use in photofinishing20 Aug 1996US 5,547,145 AEastman Kodak Company
- Film developing spool15 May 1984US 4,448,365 AJobo-Labortechnik GmbH & Co. K.G.
- Process and apparatus for developing photographs31 Oct 1978US 4,123,770 A
- Film retention device26 Jul 1977US 4,037,718 A
Most cited
By later US patents
- Film developing spool6US 4,448,365 AJobo-Labortechnik GmbH & Co. K.G. · 1984
- Film retention device4US 4,037,718 A1977
- Automatic processing reel for use in photofinishing2US 5,547,145 AEastman Kodak Company · 1996
- Photographic processing apparatus1US 4,001,856 A1977
- Method of unwinding filmstrip from a spiral processing reel1US 5,695,145 AEastman Kodak Company · 1997