US2628386A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web extrusion die
Assignee: Modern Plastic Machinery Corp
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Filing: 1952-04-29
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Granted: 1953-02-17
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Expires: 1972-04-29
Abstract
No abstract record available.
Inventors
- 👤 Henning T Tornberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:04
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/30; B29C48/305; B29C48/31; B29C48/313; B29C48/03; B29C48/07; B29C48/08
Claims Analysis
Total Claims: 0
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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) | 1956-02-17 | 1956-08-18 | 1957-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-17 | 1960-08-18 | 1961-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-17 | 1964-08-18 | 1965-02-17 | $7700.00 | Window Closed / Lapsed |