US3475326A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transfer line apparatus and method
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1967-09-13
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Granted: 1969-10-28
•
Expires: 1987-09-13
Abstract
No abstract record available.
Inventors
- 👤 Edward C Luckenbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:31
CPC Classifications
C; C10; C10G; C10G11/00; C10G11/14; C10G11/18; B; B01; B01J; B01J8/00; B01J8/0015; B01J8/0025; C10G9/00; C10G9/28; C10G9/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3123547A
Cited
US2344900A
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US2428873A
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US2799095A
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US3050572A
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US3188184A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-27 | 1973-04-28 | 1973-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-27 | 1977-04-28 | 1977-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-27 | 1981-04-28 | 1981-10-28 | $7700.00 | Window Closed / Lapsed |