Patent US3419224A successfully refreshed from Google Patents.
US3419224A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Food waste disposer
Assignee: Whirlpool Corp
•
Filing: 1966-12-16
•
Granted: 1968-12-31
•
Expires: 1986-12-16
Abstract
No abstract record available.
Inventors
- 👤 Russell J Mlinar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:46
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/12; E03C1/26; E03C1/266; E03C1/2665
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A FOOD WASTE DISPOSER COMMUNICATING WITH A SINK OPENING HAVING RIM MEANS TO RECEIVE FOOD WASTE THROUGH SAID OPENING, COMPRISING: A DISPOSER HOPPER HAVING AN ENTRANCE OPENING DEFINED BY RIM MEANS; AND A RESILENT TUBULAR CONDUIT AND MOUNT CONNECTING SAID RIM MEANS OF THE SINK AND SAID RIM MEANS OF THE HOPPER TO SUPPORT THE HOPPER AND PROVIDE ENCLOSED FLUID FLOW MEANS FROM SAID SINK TO SAID HOPPER, SAID CONDUIT HAVING A FIRST STIFF ANNULAR SECTION AT ONE END SEALINGLY ENGAGING AND SUPPORTED BY
Claim 2
Dependent Claim
84 words
A FOOD WASTE DISPOSER COMMUNICATING WITH A SINK OPENING HAVING RIM MEANS TO RECEIVE FOOD WASTE THROUGH SAID OPENING, COMPRISING: A DISPOSER HOPPER HAVING AN ENTRANCE OPENING DEFINED BY RIM MEANS; AND A RESILENT TUBULAR CONDUIT AND MOUNT CONNECTING SAID RIM MEANS OF THE SINK AND SAID RIM MEANS OF THE HOPPER TO SUPPORT THE HOPPER AND PROVIDE ENCLOSED FLUID FLOW MEANS FROM SAID SINK TO SAID HOPPER, SAID CONDUIT HAVING A FIRST STIFF ANNULAR SECTION AT ONE END SEALINGLY ENGAGING AND SUPPORTED BY
References Cited (Backward Citations)
US2858989A
Cited
US2851224A
Cited
US2894698A
Cited
US2939639A
Cited
US2978190A
Cited
US2965317A
Cited
US2965318A
Cited
US3044715A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-31 | 1972-07-01 | 1972-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-31 | 1976-07-01 | 1976-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-31 | 1980-07-01 | 1980-12-31 | $7700.00 | Window Closed / Lapsed |