US3225385A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for making jacketed tubular members
Assignee: Hackethal Draht Kabel Werke AG
•
Filing: 1963-01-02
•
Granted: 1965-12-28
•
Expires: 1983-01-02
Abstract
No abstract record available.
Inventors
- 👤 Kleine Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:41
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/30; B29C48/32; B29C48/34; B29C48/03; B29C48/06; B29C48/09; B29C48/15; B29C48/151; B29C48/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
IN A DEVICE FOR PROVIDING A PLASTIC JACKET OVER AN ELONGATED ELEMENT BEARING A VISCOUS CORROSION RESISTANT COMPOSITION COMPRISING A MATRIX MEMBER AND A MANDREL MEMBER ARRANGED TO PROVIDE THEREBETWEEN AN EXTRUSION CHANNEL FOR FORMING SAID PLASTIC JACKET, SAID MANDREL HAVING A LONGITUDINAL BORE, THE IMPROVEMENT COMPRISING A GAUGE TUBE DISPOSED CONCENTRICALLY WITHIN THE BORE OF SAID MANDREL, SAID GAUGE TUBE HAVING AN EXTENDED PORTION OF ENLARGED DIAMETER COMPARED TO THE DIAMETER OF THE ELON-
Claim 2
Dependent Claim
75 words
IN A DEVICE FOR PROVIDING A PLASTIC JACKET OVER AN ELONGATED ELEMENT BEARING A VISCOUS CORROSION RESISTANT COMPOSITION COMPRISING A MATRIX MEMBER AND A MANDREL MEMBER ARRANGED TO PROVIDE THEREBETWEEN AN EXTRUSION CHANNEL FOR FORMING SAID PLASTIC JACKET, SAID MANDREL HAVING A LONGITUDINAL BORE, THE IMPROVEMENT COMPRISING A GAUGE TUBE DISPOSED CONCENTRICALLY WITHIN THE BORE OF SAID MANDREL, SAID GAUGE TUBE HAVING AN EXTENDED PORTION OF ENLARGED DIAMETER COMPARED TO THE DIAMETER OF THE ELON-
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) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |