Inventor
John Byrne Michel
Inventor
West Chester, PA, US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C01Fprimary
C01FCompounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare-earth metals20%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry13%
C01BNon-metallic elements13%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds13%
C01GCompounds containing metals not covered by subclasses c01d or c01f7%
C04BLime, magnesia7%
C07DHeterocyclic compounds7%
H10NElectric solid-state devices not otherwise provided for7%
Y02PClimate change mitigation technologies in the production or processing of goods7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
PatentTitleYear
6,566,539'Catalyst regeneration by treatment with an oxidizing agent'20036,428,764'Process for the production of calcium fluoride'20026,225,477'Process for regeneration of carbon-supported, rhenium-containing catalysts'20016,224,844'Process for the production of calcium fluoride'20014,898,851'Process for making 90 k superconductors using a spray dried oxalate precursor'19904,659,686'Method for treating carbon supports for hydrogenation catalysts'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–2003Patents assigned to DU PONT (6)· patent assignee history
1987–1990Based in Wilmington, DE, US· patent location history
2001–2003Based in West Chester, PA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DU PONT | 6 | 1987–2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| West Chester, Pennsylvania, US | 4 | 2001–2003 |
| Wilmington, Delaware, US | 2 | 1987–1990 |