US3474495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extrusion die
Assignee: JAMES S DEUTSCH
•
Filing: 1967-01-12
•
Granted: 1969-10-28
•
Expires: 1987-01-12
Abstract
No abstract record available.
Inventors
- 👤 Fred Deutsch
- 👤 Lawrence S Deutsch
- 👤 James S Deutsch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:24
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/30; B29C48/345; B29C48/03; B29C48/09; B29C48/10; B29C48/07; B29C48/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1350722A
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US2047395A
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US2401551A
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US2754543A
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US3019746A
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US3059939A
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US3118179A
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US3196486A
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US3344473A
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US3323172A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-27 | 1973-04-28 | 1973-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-27 | 1977-04-28 | 1977-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-27 | 1981-04-28 | 1981-10-28 | $7700.00 | Window Closed / Lapsed |