CVI Incorporated
Columbus, OH, US· latest recorded location
CVI Incorporated is named on 22 US grants and 0 published applications in this corpus. Its most frequent classification is F25B (Refrigeration machines, plants or systems).
- Granted patents
- 22
- Published applications
- 0
- Inventors
- 13
- Granted in 2026 so far
- 0
- Most recent grant
- 23 Feb 1993
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
By publication year.
Technology areas
Share of 22 documents
- F25BRefrigeration machines, plants or systems11
- Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8
- B01DSeparation4
- G21FProtection against x-radiation, gamma radiation, corpuscular radiation or particle bombardment4
- Y10TTechnical subjects covered by former us classification4
- F04BPositive-displacement machines for liquids3
- B01JChemical or physical processes1
- B65DContainers for storage or transport of articles or materials1
- F16KValves1
- F16LPipes1
Recent patents
- Saturated fluid pumping apparatus23 Feb 1993US 5,188,519 A
- Multi-stage cryogenic refrigerators29 Apr 1986US 4,584,839 A
- Cryogenic refrigerator25 Jun 1985US 4,524,586 A
- Cryogenic refrigerator with gas spring loaded valve11 Jun 1985US 4,522,033 A
- Cryogenic refrigerator and heat source4 Jun 1985US 4,520,630 A
No published applications.
Most cited
By later US patents
- Saturated fluid pumping apparatus22US 5,188,519 A1993
- Gas purifier having rechargeable adsorber filter with removeable rechargeable sample canister20US 4,135,896 A1979
- Rechargeable particulate filter for radioactive contaminated gas streams14US 3,964,890 A1976
- Super critical helium refrigeration process and apparatus14US 4,346,563 A1982
- Cryogenic refrigerator10US 4,388,809 A1983