B63B 2231/72
Hollow glass microspheres
B63B2231/72 (Hollow glass microspheres) appears on 6 US grants and 7 published applications in this corpus.
Search patents in B63B- Granted patents
- 6
- Published applications
- 7
- Assignees
- 5
- Inventors
- 13
- Latest grant
- 10 Oct 2006
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 | 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 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 3 |
| 2004 | 1 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method of making a composite with a barrier layer in a closed mold process10 Oct 2006US 7,118,699 B2Illinois Tool Works Inc.
- Marine buoyancy modules and units23 Nov 2004US 6,821,055 B2CRP Group Limited
- Buoyant silicone rubber compound5 Aug 2003US 6,602,102 B2South Valley Specialties
- Wood replacement system and method15 Oct 2002US 6,463,871 B1Illinois Tool Works Inc.
- Submersible vessel external load mounting system25 Mar 1997US 5,613,460 ANewport News Shipbuilding and Dry Dock Company
- Non-Shrink High Viscosity Chemical Grout23 Oct 2008US 2008/0257477 A1
- Buoyant gas cap10 Jun 2004US 2004/0110435 A1
- Method of making a composite with a barrier layer in a closed mold process and composite produced thereby19 Feb 2004US 2004/0033347 A1Illinois Tool Works Inc.
- Buoyant silicone rubber compound10 Apr 2003US 2003/0068505 A1South Valley Specialties
- Marine buoyancy modules and units10 Apr 2003US 2003/0068941 A1CRP Group Limited
Most cited
By later US patents
- Method of making syntatic modules28US 4,040,165 AAlbany International Corp. · 1977
- Submersible vessel external load mounting system13US 5,613,460 ANewport News Shipbuilding and Dry Dock Company · 1997
- Marine buoyancy modules and units11US 6,821,055 B2CRP Group Limited · 2004
- Buoyant silicone rubber compound8US 6,602,102 B2South Valley Specialties · 2003
- Wood replacement system and method5US 6,463,871 B1Illinois Tool Works Inc. · 2002