Patent Explorer
Browse, filter, and analyze 2 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US4693556A | Apparatus for producing a spherical pattern of light and method of manufacture | MCCAUGHAN JAMES S JR | Expired / Lapsed | 1985-06-04 | 1987-09-15 | 2005-06-04 | 0.0 yrs | 2 | |
| US4660925A | Apparatus for producing a cylindrical pattern of light and method of manufacture | MCCAUGHAN JAMES S JR | Expired / Lapsed | 1985-04-29 | 1987-04-28 | 2005-04-29 | 0.0 yrs | 5 |