US3364524A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cooling plug for continuously extruded hot tubular plastic material
Assignee: Continental Can Co Inc
•
Filing: 1965-08-25
•
Granted: 1968-01-23
•
Expires: 1985-08-25
Abstract
No abstract record available.
Inventors
- 👤 Pong R Hsia
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:21
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/88; B29C48/90; B29C48/901; B29C48/902; B29C48/03; B29C48/09; B29C48/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA673305A
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US864428A
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US2177207A
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US2403476A
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US3061875A
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GB929662A
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US3221084A
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US2987765A
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US3142865A
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US3160918A
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US3265124A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-22 | 1971-07-24 | 1972-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-22 | 1975-07-24 | 1976-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-22 | 1979-07-24 | 1980-01-23 | $7700.00 | Window Closed / Lapsed |