Patent US3144408A successfully refreshed from Google Patents.
US3144408A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grease trap
Assignee: Individual
•
Filing: 1962-01-19
•
Granted: 1964-08-11
•
Expires: 1982-01-19
Abstract
No abstract record available.
Inventors
- 👤 Restituto P Pascual
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:48
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/12; E03C1/26; E03C1/264
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A GREASE TRAP FOR KITCHEN DRAIN SYSTEMS OF THE TYPE INCLUDING A SINK DRAIN OUTLET, A MAIN DRAIN LINE AND A GOOSENECK TRAP CONNECTED THREREBETWEEN, COMPRISING A VERTICALLY ELONGATED HOUSING, INLET AND OUTLET MEANS AT THE TOP AND BOTTOM OF SAID HOUSING AND RESPECTIVELY CONNECTED TO AND COMMUNICATING WITH THE SUPPORTED BY SAID SINK DRAIN OUTLET AND SAID GOOSENECK TRAP, A PLURALITY OF VERTICALLY SPACED SEPARATOR UNITS DISPOSED IN SAID HOUSING IN SAPCED RELATION TO AND POSITIONED BETWEEN SAID INLET AND OUTLET MEANS, EACH UNIT COMPRISING A PAIR OF REVERSELY DISHED PERFORATED MEMBERS WITH A PERFORATED DISK THEEBETWEEN, SAID MEMBERS AND DISKS HAVING AN UPSTANDING WALL AT THE PERIPHERY OF EACH APERTURE AND ENCIRCLING THE LATTER, SUPPORT MEANS ON THE INTERIOR WALL SO FOSAID HOUSING CARRYING SAID UNITS.
Claim 2
Dependent Claim
128 words
A GREASE TRAP FOR KITCHEN DRAIN SYSTEMS OF THE TYPE INCLUDING A SINK DRAIN OUTLET, A MAIN DRAIN LINE AND A GOOSENECK TRAP CONNECTED THREREBETWEEN, COMPRISING A VERTICALLY ELONGATED HOUSING, INLET AND OUTLET MEANS AT THE TOP AND BOTTOM OF SAID HOUSING AND RESPECTIVELY CONNECTED TO AND COMMUNICATING WITH THE SUPPORTED BY SAID SINK DRAIN OUTLET AND SAID GOOSENECK TRAP, A PLURALITY OF VERTICALLY SPACED SEPARATOR UNITS DISPOSED IN SAID HOUSING IN SAPCED RELATION TO AND POSITIONED BETWEEN SAID INLET AND OUTLET MEANS, EACH UNIT COMPRISING A PAIR OF REVERSELY DISHED PERFORATED MEMBERS WITH A PERFORATED DISK THEEBETWEEN, SAID MEMBERS AND DISKS HAVING AN UPSTANDING WALL AT THE PERIPHERY OF EACH APERTURE AND ENCIRCLING THE LATTER, SUPPORT MEANS ON THE INTERIOR WALL SO FOSAID HOUSING CARRYING SAID UNITS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |