US2648098A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing pearlescent plastic articles
Assignee: Swedish Crucible Steel Co
•
Filing: 1949-10-04
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Granted: 1953-08-11
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Expires: 1969-10-04
Abstract
No abstract record available.
Inventors
- 👤 Mcelligott Edward Michael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:49
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/02; B29C43/021; B29C48/00; B29C48/03; B29C48/25; B29C48/266; B29C43/32; B29C43/34; B29C2043/3433; B29C2043/3438; B29C43/36; B29C43/361; B29C2043/3615; B29L; B29L2031/00; B29L2031/709; B29L2031/7096; Y; Y10; Y10S; Y10S264/00; Y10S264/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US251259A
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US317776A
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US1631663A
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US664896A
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US1370024A
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US1607623A
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US2353457A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-10 | 1957-02-09 | 1957-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-10 | 1961-02-09 | 1961-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-10 | 1965-02-09 | 1965-08-11 | $7700.00 | Window Closed / Lapsed |