Y10S 131/90
Liquified gas employed in puffing tobacco
Y10S131/90 (Liquified gas employed in puffing tobacco) appears on 25 US grants and 0 published applications in this corpus.
Search patents in Y10S- Granted patents
- 25
- Published applications
- 0
- Assignees
- 13
- Inventors
- 52
- Latest grant
- 12 Dec 2000
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Swollen tobacco material manufacturing method12 Dec 2000US 6,158,440 AJapan Tobacco Inc.
- Process for expanding tobacco3 Oct 2000US 6,125,855 AImperial Tobacco Limited
- Dry ice expanded tobacco27 Jan 1998US 5,711,319 AMesser UK Limited
- Expanding apparatus for agricultural product or the like22 Nov 1994US 5,365,950 AJapan Tobacco Inc.
- Expanding apparatus for agricultural product such as tobacco material17 May 1994US 5,311,885 AJapan Tobacco Inc.
No published applications in this class yet.
Most cited
By later US patents
- Process for expanding tobacco113US 6,125,855 AImperial Tobacco Limited · 2000
- Expanding tobacco38US 4,340,073 APhilip Morris Incorporated · 1982
- Process for the expansion of tobacco35US 4,235,250 APhilip Morris Incorporated · 1980
- Process for expanding tobacco34US 4,336,814 APhilip Morris Incorporated · 1982
- Method for extracting tobacco alkaloids27US 5,119,835 AB.A.T. Cigarettenfabriken GmbH · 1992