Y10S 165/441
Helical
Y10S165/441 (Helical) appears on 12 US grants and 0 published applications in this corpus.
Search patents in Y10S- Granted patents
- 12
- Published applications
- 0
- Assignees
- 7
- Inventors
- 14
- Latest grant
- 12 Dec 2000
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 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 | 3 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Evaporator coil12 Dec 2000US 6,158,235 ALancer Partnership, Ltd.
- Method of servicing a helical coil heat exchanger with removable end plates15 Aug 2000US 6,102,106 AFlowserve Management Company
- Helical coil heat exchanger with removable end plates20 Jun 2000US 6,076,597 AFlowserve Management Company
- Component configuration for enhancing dispenser serviceability9 Sep 1997US 5,664,436 ALancer Corporation
- Ultra pure water heater with coaxial helical flow paths31 Dec 1996US 5,590,240 AProcess Technology Inc.
No published applications in this class yet.
Most cited
By later US patents
- Method of servicing a helical coil heat exchanger with removable end plates86US 6,102,106 AFlowserve Management Company · 2000
- Helical coil heat exchanger with removable end plates26US 6,076,597 AFlowserve Management Company · 2000
- Ultra pure water heater with coaxial helical flow paths18US 5,590,240 AProcess Technology Inc. · 1996
- Shell and coil heat exchanger9US 4,865,124 A1989
- Component configuration for enhancing dispenser serviceability8US 5,664,436 ALancer Corporation · 1997