US3520381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for moving storage tanks
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1967-11-01
•
Granted: 1970-07-14
•
Expires: 1987-11-01
Abstract
No abstract record available.
Inventors
- 👤 Michael A Pinder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:14
CPC Classifications
B; B60; B60V; B60V1/00; B60V1/16; B60V3/00; B60V3/02; B60V3/025; B65; B65G; B65G7/00; B65G7/02; B65G7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US242668A
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US3104496A
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GB938664A
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US3232366A
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US3211246A
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US3291236A
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US3282359A
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US3166137A
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US3174573A
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US3385390A
Cited
US3326035A
Cited
US3353617A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-13 | 1974-01-12 | 1974-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-13 | 1978-01-12 | 1978-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-13 | 1982-01-12 | 1982-07-14 | $7700.00 | Window Closed / Lapsed |