Patent US3496258A successfully refreshed from Google Patents.
US3496258A
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Method of polymer molding
Assignee: Phillips Petroleum Co
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Filing: 1966-08-25
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Granted: 1970-02-17
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Expires: 1986-08-25
Abstract
No abstract record available.
Inventors
- 👤 Fred E Wiley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:44
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/08; B29C49/10; B29C48/00; B29C48/03; B29C48/09; B29C48/13; B29C48/25; B29C48/88; B29C48/90; B29C48/901; B29C48/902; B29C48/903; B29C49/02; B29C49/04; B29C49/04102; B29C49/14; B29C49/28; B29C49/30; B29C49/38; B29C49/42; B29C49/64; B29C49/6409; B29C49/6436; B29C49/6445; B29C2791/00; B29C2791/004; B29C2791/006; B29C2793/00; B29C2793/009; B29C35/00; B29C35/02; B29C35/04; B29C35/16; B29C48/001; B29C48/0011; B29C48/0017; B29C48/0022; B29C48/10; B29C48/12; B29C48/885; B29C48/904; B29C48/911; B29C48/9115; B29C48/912; B29C48/9135; B29K; B29K2023/00; B29K2995/00; B29K2995/0037; B29K2995/005; B29K2995/0053; B29L; B29L2031/00; B29L2031/712; B29L2031/7158
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |