Spooner Est.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Spooner Est..The latest application filed is for "surface unit for a swimming pool cleaning apparatus".
- Spooner Est. - LI LI
- Spooner Est. - Vaduz LI
- Spooner Est - Vaduz LI
| Patent | Date |
|---|---|
| Surface unit for a swimming pool cleaning apparatus Grant D305,815 - Brooks January 30, 1 | 1990-01-30 |
| Bag for a swimming pool cleaning apparatus Grant D302,058 - Brooks July 4, 1 | 1989-07-04 |
| Cleaning of a body of liquid Grant 4,839,063 - Brooks * June 13, 1 | 1989-06-13 |
| Cleaning of a body of liquid by surface agitation Grant 4,778,599 - Brooks * October 18, 1 | 1988-10-18 |
| Apparatus for cleaning a body of liquid Grant 4,776,954 - Brooks October 11, 1 | 1988-10-11 |
| Cleaning unit for collecting debris in a swimming pool Grant 4,749,478 - Brooks June 7, 1 | 1988-06-07 |
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