Inventor
Chauncey O. Rupe
Inventor
Elkhart, IN, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties44%
Y10TTechnical subjects covered by former us classification44%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
PatentTitleYear
5,498,547'Method and device for the determination of polymeric biguanides in aqueous fluids'19964,855,239'Test composition and device for the determination of cyanuric acid in water'19894,158,546'Composition, test device and method for determining the presence of urobilinogen in a test sample'19794,092,115'Method, device and test reagent for detecting free available chlorine in aqueous fluids'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1979Patents assigned to MILES LAB (2)· patent assignee history
1978Based in Jerusalem, IL· patent location history
1979–1996Based in Elkhart, IN, US· patent location history
1989–1996Patents assigned to ENVIRONMENTAL TEST SYSTEMS (2)· patent assignee history
1989Based in Elkhard, IN, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ENVIRONMENTAL TEST SYSTEMS | 2 | 1989–1996 |
| MILES LAB | 2 | 1978–1979 |
Locations
| Location | Patents | Span |
|---|---|---|
| Elkhart, IN, US | 2 | 1979–1996 |
| Elkhard, IN, US | 1 | 1989 |
| Jerusalem, IL | 1 | 1978 |