Patent US2948324A successfully refreshed from Google Patents.
US2948324A
Expired / Lapsed
US
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Manufacture of tubing and tubular sheathing
Assignee: Pirelli General Cable Works Ltd
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Filing: 1956-10-18
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Granted: 1960-08-09
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Expires: 1976-10-18
Abstract
No abstract record available.
Inventors
- 👤 Penrose James Ronald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:11
CPC Classifications
B; B21; B21D; B21D5/00; B21D5/06; B21D5/10; B21D5/12; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53126; Y10T29/53526
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US946303A
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US2110378A
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US2098989A
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US2248088A
Cited
GB632996A
Cited
DE919405C
Cited
US2764214A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-09 | 1964-02-08 | 1964-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-09 | 1968-02-08 | 1968-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-09 | 1972-02-08 | 1972-08-09 | $7700.00 | Window Closed / Lapsed |