Patent US2551254A successfully refreshed from Google Patents.
US2551254A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil extraction process
Assignee: Anderson Co V D
•
Filing: 1948-12-02
•
Granted: 1951-05-01
•
Expires: 1968-12-02
Abstract
No abstract record available.
Inventors
- 👤 John W Dunning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:08
CPC Classifications
C; C11; C11B; C11B1/00; C11B1/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A PROCESS OF EXTRACTING OIL FROM HIGH OIL CONTENT NUTS AND SEEDS, CONSISTING IN MECHANICALLY EXPRESSING THE MATERIAL TO REDUCE THE OIL CONTENT TO A VALUE IN THE ORDER OF ABOUT ONE-FOURTH THE TOTAL PROTEIN CONTENT AS EXISTING AT THE TERMINATION OF THE EXPRESSING STEP, COMMINUTING INTO FRAGMENTS WHICH PASS A SCREEN WITH ONE-HALF INCH OPENINGS, SUBJECTING THE FRAGMENTS TO THE ACTION OF FLAKING ROLLS TO CONVERT THEM INTO WIDE, THIN FLAKES FROM .005 TO .02 INCH THICK, AND SOLVENT EXTRACTING SUCH FLAKES.
Claim 2
Dependent Claim
83 words
A PROCESS OF EXTRACTING OIL FROM HIGH OIL CONTENT NUTS AND SEEDS, CONSISTING IN MECHANICALLY EXPRESSING THE MATERIAL TO REDUCE THE OIL CONTENT TO A VALUE IN THE ORDER OF ABOUT ONE-FOURTH THE TOTAL PROTEIN CONTENT AS EXISTING AT THE TERMINATION OF THE EXPRESSING STEP, COMMINUTING INTO FRAGMENTS WHICH PASS A SCREEN WITH ONE-HALF INCH OPENINGS, SUBJECTING THE FRAGMENTS TO THE ACTION OF FLAKING ROLLS TO CONVERT THEM INTO WIDE, THIN FLAKES FROM .005 TO .02 INCH THICK, AND SOLVENT EXTRACTING SUCH FLAKES.
References Cited (Backward Citations)
US2430535A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-30 | 1954-10-30 | 1955-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-30 | 1958-10-30 | 1959-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-30 | 1962-10-30 | 1963-05-01 | $7700.00 | Window Closed / Lapsed |