Patent US3511433A successfully refreshed from Google Patents.
US3511433A
Expired / Lapsed
US
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Unitary foam sheet container
Assignee: Atlantic Richfield Co
•
Filing: 1968-03-13
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Granted: 1970-05-12
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Expires: 1988-03-13
Abstract
No abstract record available.
Inventors
- 👤 James M Andrews
- 👤 James R Patton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:30
CPC Classifications
B; B65; B65D; B65D43/00; B65D43/14; B65D43/16; B65D43/162; B65D81/00; B65D81/38; B65D81/3813; B65D81/3816; B65D2251/00; B65D2251/10; B65D2251/1016; B65D2251/1025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1945013A
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US2915214A
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US3148103A
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US2917216A
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US2932301A
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US2974842A
Cited
US3107783A
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US3145896A
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US3307765A
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US3410698A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-11 | 1973-11-10 | 1974-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-11 | 1977-11-10 | 1978-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-11 | 1981-11-10 | 1982-05-12 | $7700.00 | Window Closed / Lapsed |