US3379814A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scoring thermoplastic materials
Assignee: Mobil Oil AS
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Filing: 1965-03-30
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Granted: 1968-04-23
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Expires: 1985-03-30
Abstract
No abstract record available.
Inventors
- 👤 Jr Frederick J Bracey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:34
CPC Classifications
B; B29; B29C; B29C59/00; B29C59/007; B29C35/00; B29C35/02; B29C2035/0211; B29C37/00; B29C37/0053; B29C37/0057; B29C65/00; B29C65/02; B29C65/18; B29C65/24; B29C65/30; B29C65/305; B29C66/00; B29C66/01; B29C66/02; B29C66/024; B29C66/0242; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/13; B29C66/135; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/432; B29C66/4322; B29C66/70; B29C66/71; B29C66/80; B29C66/81; B29C66/814; B29C66/8141; B29C66/81411; B29C66/81415; B29C66/81417; B29C66/81419; B29C66/83; B29C66/832; B29C66/8322; B29C66/83221; Y; Y10; Y10T; Y10T83/00; Y10T83/02; Y10T83/0333; Y10T83/0341; Y10T83/0348
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) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |