Patent US3481663A successfully refreshed from Google Patents.
US3481663A
Expired / Lapsed
US
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Iridescent articles and methods of manufacture
Assignee: Mearl Corp
•
Filing: 1965-02-08
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Granted: 1969-12-02
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Expires: 1985-02-08
Abstract
No abstract record available.
Inventors
- 👤 Leon M Greenstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:26
CPC Classifications
C; C09; C09C; C09C1/00; C09C1/0015; C09C1/0018; B; B29; B29C; B29C70/00; B29C70/58; B29C70/585; B29D; B29D11/00; B29D11/00605; B44; B44F; B44F1/00; B44F1/08; B44F1/14; C01; C01P; C01P2004/00; C01P2004/80; C01P2004/82; C01P2004/84; C09C2200/00; C09C2200/10; C09C2200/1087; C09C2200/30; C09C2200/301; C09C2200/308; Y; Y10; Y10T; Y10T428/00; Y10T428/25; Y10T428/251
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3123485A
Cited
US2447828A
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US2663171A
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US2700919A
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US3011383A
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US3071482A
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US3125484A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-01 | 1973-06-02 | 1973-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-01 | 1977-06-02 | 1977-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-01 | 1981-06-02 | 1981-12-02 | $7700.00 | Window Closed / Lapsed |