US2686725A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Casing for stuffed products
Assignee: Akzo Nobel UK PLC
•
Filing: 1952-02-27
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Granted: 1954-08-17
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Expires: 1972-02-27
Abstract
No abstract record available.
Inventors
- 👤 Ralph T K Cornwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:04
CPC Classifications
A; A22; A22C; A22C13/00; A22C13/0003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A CASING COMPRISING HYDROPHILIC CELLULOSIC SHEET MATERIAL, THE LONGITUDINAL MARGINAL PORTIONS OF WHICH HAVE IN AT LEAST ONE SURFACE OF SAID PORTIONS A THERMOSETTING RESIN IN THE THERMOSET STATE, SAID SURFACES OF AT LEAST TWO OF SAID PORTIONS BEING OVERLAPPED AND HAVING A SOLID RESINOUS POLYETHYLENE DISPOSED BETWEEN THEM, THE OVERLAPPED PORTIONS BEING FIRMLY ADHERED TO EACH OTHER THROUGH THE THERMOSETTING RESIN AND THE POLYETHYLENE.
Claim 2
Dependent Claim
65 words
A CASING COMPRISING HYDROPHILIC CELLULOSIC SHEET MATERIAL, THE LONGITUDINAL MARGINAL PORTIONS OF WHICH HAVE IN AT LEAST ONE SURFACE OF SAID PORTIONS A THERMOSETTING RESIN IN THE THERMOSET STATE, SAID SURFACES OF AT LEAST TWO OF SAID PORTIONS BEING OVERLAPPED AND HAVING A SOLID RESINOUS POLYETHYLENE DISPOSED BETWEEN THEM, THE OVERLAPPED PORTIONS BEING FIRMLY ADHERED TO EACH OTHER THROUGH THE THERMOSETTING RESIN AND THE POLYETHYLENE.
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) | 1957-08-16 | 1958-02-15 | 1958-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-16 | 1962-02-15 | 1962-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-16 | 1966-02-15 | 1966-08-17 | $7700.00 | Window Closed / Lapsed |