Y10S 521/903
Cellular polymer having reduced smoke or gas generation
Y10S521/903 (Cellular polymer having reduced smoke or gas generation) appears on 59 US grants and 0 published applications in this corpus.
Search patents in Y10S- Granted patents
- 59
- Published applications
- 0
- Assignees
- 30
- Inventors
- 77
- Latest grant
- 27 Jun 2000
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 15 | 0 |
| 1978 | 14 | 0 |
| 1979 | 5 | 0 |
| 1980 | 5 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method of molding a heat-resistant container27 Jun 2000US 6,080,353 ANissei Asb Machine Co., Ltd.
- Stock solution composition for use in production of hard polyurethane foam14 Jul 1998US 5,779,775 ANisshinbo Industries, Inc.
- Flame retardant urethane foams made using propylene oxide-based polyols15 Dec 1992US 5,171,758 AOlin Corporation
- Melamine preparation and stable dispersion of melamine in polyether polyols11 Feb 1992US 5,087,384 AChemie Linz Gesellschaft m.b.H.
- Fire protected foamed polymeric materials3 Oct 1989US 4,871,477 AFirestop Chemical Corporation
No published applications in this class yet.
Most cited
By later US patents
- Polyether-derived polyurethane foam impregnant and method of application106US 4,224,374 AReeves Brothers, Inc. · 1980
- Fire protected foamed polymeric materials92US 4,871,477 AFirestop Chemical Corporation · 1989
- Porous and non-porous intumescent masses66US 4,740,527 ABayer Aktiengesellschaft · 1988
- Rigid polyurethane foam containing polyester residue digestion product and building panel made therefrom54US 4,223,068 AFreeman Chemical Corporation · 1980
- Molding material and its use as construction and repair material46US 4,780,484 AMankiewicz Gebr. & Co. (GmbH & Co.KG) · 1988