Inventor
H. John Sidaway
Inventor
Findlay, OH, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E03Fprimary
E03FSewers33%
Y10TTechnical subjects covered by former us classification22%
B29CShaping or joining of plastics11%
B29DProducing particular articles from plastics or from substances in a plastic state11%
B29LIndexing scheme associated with subclass b29c, relating to particular articles11%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables11%
PatentTitleYear
5,669,733'Angled adapter for a leaching chamber system'19975,556,231'Severable leaching chamber with end cap'19964,709,723'Septic tank for alternative sewer systems'19874,527,319'Method and apparatus for manufacturing foldable conduit'19854,296,891'Expandable core for rolls of tubing'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981–1997Patents assigned to HANCOR INC (5)· patent assignee history
1981–1987Based in Findlay, OH, US· patent location history
1996–1997Based in McComb, OH, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HANCOR INC | 5 | 1981–1997 |
Locations
| Location | Patents | Span |
|---|---|---|
| Findlay, OH, US | 3 | 1981–1987 |
| McComb, OH, US | 2 | 1996–1997 |