US3402849A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Article carrier
Assignee: Phillips Petroleum Co
•
Filing: 1966-03-29
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Granted: 1968-09-24
•
Expires: 1986-03-29
Abstract
No abstract record available.
Inventors
- 👤 Robert W Matthews
- 👤 Robert A Carle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:17
CPC Classifications
B; B65; B65D; B65D71/00; B65D71/0003; B65D71/0077; B65D2571/00; B65D2571/00123; B65D2571/00333; B65D2571/0037; B65D2571/00376; B65D2571/00388; B65D2571/00401; B65D2571/00407; B65D2571/00419; B65D2571/00432; B65D2571/00493; B65D2571/00506; B65D2571/00648; B65D2571/00654; B65D2571/0066; B65D2571/00709; B65D2571/0079
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2285399A
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US2276129A
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US2418350A
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US2675157A
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US2712777A
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US2755964A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |