US3377655A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extrusion die
Assignee: Eastman Kodak Co
•
Filing: 1966-03-02
•
Granted: 1968-04-16
•
Expires: 1986-03-02
Abstract
No abstract record available.
Inventors
- 👤 Thaddeus W Kucharski
- 👤 Frederick H Thomas
- 👤 Vernon K Quarve
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:33
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/30; B29C48/305; B29C48/31; B29C48/313; B29C48/03; B29C48/07; B29C48/08; B29K; B29K2995/00; B29K2995/0037; B29K2995/0072; B29K2995/0073
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2218751A
Cited
US2793598A
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US2910724A
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US3019746A
Cited
US3112527A
Cited
US3122789A
Cited
US3195183A
Cited
US3292211A
Cited
US3268950A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-16 | 1971-10-16 | 1972-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-16 | 1975-10-16 | 1976-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-16 | 1979-10-16 | 1980-04-16 | $7700.00 | Window Closed / Lapsed |