B29D 11/00846
Producing zero power lenses
Official title: {Producing zero power lenses}
B29D11/00846 (Producing zero power lenses) appears on 3 US grants and 2 published applications in this corpus.
Search patents in B29D- Granted patents
- 3
- Published applications
- 2
- Assignees
- 3
- Inventors
- 2
- Latest grant
- 9 May 2006
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 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 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Shaped plastic lenses and method for making the same9 May 2006US 7,042,641 B2Polaroid Corporation
- Shaped plastic lenses and method for making the same8 Jun 2004US 6,746,631 B2Polaroid Corporation
- Method for making hot-pressed thermoplastic elements for glass-plastic lenses22 Apr 1980US 4,199,538 ACorning Glass Works
Most cited
By later US patents
- Method for making hot-pressed thermoplastic elements for glass-plastic lenses6US 4,199,538 ACorning Glass Works · 1980
- Shaped plastic lenses and method for making the same3US 6,746,631 B2Polaroid Corporation · 2004
- Shaped plastic lenses and method for making the same2US 7,042,641 B2Polaroid Corporation · 2006