Patent US3262154A successfully refreshed from Google Patents.
US3262154A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extruders for plastic material
Assignee: Individual
•
Filing: 1963-12-06
•
Granted: 1966-07-26
•
Expires: 1983-12-06
Abstract
No abstract record available.
Inventors
- 👤 Emery I Valyi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:06
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/46; B29C45/464; B29C48/00; B29C48/25; B29C48/36; B29C48/375; B29C48/38; B29C48/395; B29C48/45; B29C48/47; B29C48/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
APPARATUS FOR EXTRUDING PLASTIC MATERIAL COMPRISING A CUP MEMBER HAVING A PLANE TRANSVERSE SURFACE TERMINATING AXIALLY IN A CYLINDRICAL PASSAGE HAVING AN EXTRUSION ORIFICE, A DISC HAVING A PLANE SURFACE COAXIAL WITH AND SPACED FROM SAID CUP SURFACE TO FORM A DISC-LIKE SPACE THEREBETWEEN, A SHAFT EXTENDING AXIALLY THROUGH SAID DISC AND TERMINATING FORWARDLY IN SAID CYLINDRICAL PASSAGE, SAID SHAFT BEING ROTATABLE INDEPENDENTLY OF SAID DISC PORVIDED WITH A HELICAL PRESSURE SCREW WITHIN SAID PASSAGE
Claim 2
Dependent Claim
75 words
APPARATUS FOR EXTRUDING PLASTIC MATERIAL COMPRISING A CUP MEMBER HAVING A PLANE TRANSVERSE SURFACE TERMINATING AXIALLY IN A CYLINDRICAL PASSAGE HAVING AN EXTRUSION ORIFICE, A DISC HAVING A PLANE SURFACE COAXIAL WITH AND SPACED FROM SAID CUP SURFACE TO FORM A DISC-LIKE SPACE THEREBETWEEN, A SHAFT EXTENDING AXIALLY THROUGH SAID DISC AND TERMINATING FORWARDLY IN SAID CYLINDRICAL PASSAGE, SAID SHAFT BEING ROTATABLE INDEPENDENTLY OF SAID DISC PORVIDED WITH A HELICAL PRESSURE SCREW WITHIN SAID PASSAGE
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) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |