Patent US2886433A successfully refreshed from Google Patents.
US2886433A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of sheet from particulate material
Assignee: Individual
•
Filing: 1951-01-04
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Granted: 1959-05-12
•
Expires: 1971-01-04
Abstract
No abstract record available.
Inventors
- 👤 Blainey Alan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:37
CPC Classifications
B; B22; B22F; B22F3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A PROCESS FOR FORMING COHERENT SHEET MATERIAL FROM PARTICULATE MATERIAL WHICH COHERES UNDER PRESSURE, COMPRISING THE STEPS OF LATERALLY CONFINING A LAYER OF THE PARTICULATE MATERIAL IN A BONDARY MATERIAL DEFORMABLE IN ALL LATERAL DIRECTIONS UNDER AXIAL PRESSURE, AND AXIALLY COMPRESSING THE LAYER OF PARTICULATE MATERIAL TOGETHER WITH THE BOUNDARY MATERIAL.
Claim 2
Dependent Claim
51 words
A PROCESS FOR FORMING COHERENT SHEET MATERIAL FROM PARTICULATE MATERIAL WHICH COHERES UNDER PRESSURE, COMPRISING THE STEPS OF LATERALLY CONFINING A LAYER OF THE PARTICULATE MATERIAL IN A BONDARY MATERIAL DEFORMABLE IN ALL LATERAL DIRECTIONS UNDER AXIAL PRESSURE, AND AXIALLY COMPRESSING THE LAYER OF PARTICULATE MATERIAL TOGETHER WITH THE BOUNDARY MATERIAL.
References Cited (Backward Citations)
US1896853A
Cited
US1956818A
Cited
US2149596A
Cited
US2220018A
Cited
US2423811A
Cited
US2431691A
Cited
US2491320A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-11 | 1962-11-10 | 1963-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-11 | 1966-11-10 | 1967-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-11 | 1970-11-10 | 1971-05-12 | $7700.00 | Window Closed / Lapsed |