US3497914A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blending and extruding machine for thermoplastic
Assignee: NESTIER CORP
•
Filing: 1967-11-15
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Granted: 1970-03-03
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Expires: 1987-11-15
Abstract
No abstract record available.
Inventors
- 👤 Aart R Tybout
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:49
CPC Classifications
B; B29; B29B; B29B7/00; B29B7/30; B29B7/58; B29B7/60; B29C; B29C48/00; B29C48/25; B29C48/285; B29C48/29; B29C48/36; B29C48/375; B29C48/38; B29C48/03; B29K; B29K2105/00; B29K2105/0005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2103546A
Cited
US2494588A
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US2568332A
Cited
US2933175A
Cited
US3148412A
Cited
US3216375A
Cited
US3155750A
Cited
US3177527A
Cited
US3228065A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |