US3364845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deep fat pressure cooker
Assignee: Individual
•
Filing: 1966-07-11
•
Granted: 1968-01-23
•
Expires: 1986-07-11
Abstract
No abstract record available.
Inventors
- 👤 Robert G Wilson
- 👤 Raymond W Rogers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:14
CPC Classifications
A; A47; A47J; A47J27/00; A47J27/08; A47J27/0817; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/1043; Y10T292/1044; Y10T292/1045; Y10T292/1075; Y10T292/1082; Y10T292/23
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
259 words
A DEEP FAT PRESSURE COOKER COMPRISING, A HEATED POT FOR CONTAINING HOT COOKING FAT, SAID POT HAVING AN OPENING IN AN UPPER PORTION THEREOF DEFINED BY AN ANNULAR SURFACE WHICH TAPERS INWARDLY DOWNWARDLY FROM THE UPPER PORTION THEREOF, A CENTRALLY DISPOSED VERTICAL SHAFT HAVING A LOWER PORTION EXTENDING THROUGH AND BELOW SAID POT, A SUBSTANTIALLY HORIZONTAL COVER HAVING A CENTRAL CONNECTION ON AN UPPER PORTION OF SAID VERTICAL SHAFT, SAID COVER INCLUDING, A FIRST CONICAL MARGINAL SURFACE CONVERGING INWARDLY DOWNWARDLY FROM AN UPPER PORTION THEREOF COMPLEMENTARY TO SAID ANNULAR SURFACE OF THE OPENING IN THE POT AND A BOTTOM SURFACE OF SAID COVER DEFINED BY A SECOND CONICAL SURFACE EXTENDING FROM A LOWER PORTION OF SAID FIRST CONICAL MARGINAL SURFACE CUVERGING INWARDLY DOWNWARDLY TOWARD SAID SHAFT, A FORAMINOUS BASKET FOR CARRYING EDIBLES, MOUNTING MEANS CARRIED ON SAID SHAFT SPACED BELOW SAID COVER FOR REMOVABLY SUPPORTING SAID BASKET, AND MEANS CONNECTED TO SAID LOWER PORTION OF THE SHAFT FOR RAISING SAID SHAFT FROM A POSITION WHEREIN THE MARGINAL SURFACE OF THE COVER IS POSITIONED ADJACENT SAID ANNULAR SURFACE FOR EFFECTING A SEAL THEREBETWEEN TO A POSITION WHEREIN SAID BASKET MAY BE PLACED UPON SAID MOUNTING MEANS AND FOR LOWERING THE SHAFT TO RETURN THE COVER TO EFFECT SUCH SEAL AND PLACE THE BASKET AND EDIBLES THEREIN INTO THE HOT FAT, WHEREBY AN EFFECTIVE UNIFORM SEAL MAY BE HAD BETWEEN THE COVER AND THE POT, AND WHEREBY CONDENSATION UPON LOWER SURFACE OF SAID COVER WILL FLOW DOWN THE SECOND CONICAL SURFACE TOWARD THE SHAFT AND THE THENCE RETURNED TO THE POT.
Claim 2
Dependent Claim
259 words
A DEEP FAT PRESSURE COOKER COMPRISING, A HEATED POT FOR CONTAINING HOT COOKING FAT, SAID POT HAVING AN OPENING IN AN UPPER PORTION THEREOF DEFINED BY AN ANNULAR SURFACE WHICH TAPERS INWARDLY DOWNWARDLY FROM THE UPPER PORTION THEREOF, A CENTRALLY DISPOSED VERTICAL SHAFT HAVING A LOWER PORTION EXTENDING THROUGH AND BELOW SAID POT, A SUBSTANTIALLY HORIZONTAL COVER HAVING A CENTRAL CONNECTION ON AN UPPER PORTION OF SAID VERTICAL SHAFT, SAID COVER INCLUDING, A FIRST CONICAL MARGINAL SURFACE CONVERGING INWARDLY DOWNWARDLY FROM AN UPPER PORTION THEREOF COMPLEMENTARY TO SAID ANNULAR SURFACE OF THE OPENING IN THE POT AND A BOTTOM SURFACE OF SAID COVER DEFINED BY A SECOND CONICAL SURFACE EXTENDING FROM A LOWER PORTION OF SAID FIRST CONICAL MARGINAL SURFACE CUVERGING INWARDLY DOWNWARDLY TOWARD SAID SHAFT, A FORAMINOUS BASKET FOR CARRYING EDIBLES, MOUNTING MEANS CARRIED ON SAID SHAFT SPACED BELOW SAID COVER FOR REMOVABLY SUPPORTING SAID BASKET, AND MEANS CONNECTED TO SAID LOWER PORTION OF THE SHAFT FOR RAISING SAID SHAFT FROM A POSITION WHEREIN THE MARGINAL SURFACE OF THE COVER IS POSITIONED ADJACENT SAID ANNULAR SURFACE FOR EFFECTING A SEAL THEREBETWEEN TO A POSITION WHEREIN SAID BASKET MAY BE PLACED UPON SAID MOUNTING MEANS AND FOR LOWERING THE SHAFT TO RETURN THE COVER TO EFFECT SUCH SEAL AND PLACE THE BASKET AND EDIBLES THEREIN INTO THE HOT FAT, WHEREBY AN EFFECTIVE UNIFORM SEAL MAY BE HAD BETWEEN THE COVER AND THE POT, AND WHEREBY CONDENSATION UPON LOWER SURFACE OF SAID COVER WILL FLOW DOWN THE SECOND CONICAL SURFACE TOWARD THE SHAFT AND THE THENCE RETURNED TO THE POT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-22 | 1971-07-24 | 1972-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-22 | 1975-07-24 | 1976-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-22 | 1979-07-24 | 1980-01-23 | $7700.00 | Window Closed / Lapsed |