Inventor
Claude R. Andrews
Inventor
Pasadena, MD, US
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Jprimary
C08JWorking-up29%
C01FCompounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare-earth metals24%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds12%
Y10TTechnical subjects covered by former us classification12%
C01BNon-metallic elements6%
C01DCompounds of alkali metals, i.e. lithium, sodium, potassium, rubidium, caesium, or francium6%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
PatentTitleYear
RE035239'Endothermic blowing agents compositions and applications'19965,312,859'Acid acceptor for polymers containing acid moieties'19945,302,455'Endothermic blowing agents compositions and applications'19945,250,279'Method for the manufacture of hydrotalcite'19935,250,224'Foamed products containing endothermic blowing agents and processes'19935,106,534'Endothermic blowing agents compositions and applications'19925,055,284'Method for producing amorphous aluminocarbonate compounds'19915,009,810'Endothermic blowing agents compositions and applications'19914,888,160'Process for producing calcium carbonate and products thereof'19894,289,629'Removal of contaminants from strongly alkaline solution'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981–1996Patents assigned to HUBER CORP J M (10)· patent assignee history
1981–1996Based in Pasadena, MD, US· patent location history
1991Based in Havre de Grace, MD, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HUBER CORP J M | 10 | 1981–1996 |
Locations
| Location | Patents | Span |
|---|---|---|
| Pasadena, Maryland, US | 9 | 1981–1996 |
| Havre de Grace, Maryland, US | 1 | 1991 |