US2853209A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container
Assignee: Phillips Petroleum Co
•
Filing: 1955-01-13
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Granted: 1958-09-23
•
Expires: 1975-01-13
Abstract
No abstract record available.
Inventors
- 👤 Gerald W Mcardle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:45
CPC Classifications
B; B65; B65D; B65D1/00; B65D1/02; B65D1/0223; B65D1/0292
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US598676A
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US687790A
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US1272921A
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US1849513A
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US2430718A
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US2531745A
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US2577321A
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US2717721A
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US2684791A
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BE517621A
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FR89650E
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |