US3047065A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for lining pressure vessels
Assignee: Pan American Petroleum Corp
•
Filing: 1959-10-16
•
Granted: 1962-07-31
•
Expires: 1979-10-16
Abstract
No abstract record available.
Inventors
- 👤 Renic P Vincent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:05
CPC Classifications
E; E21; E21B; E21B29/00; E21B29/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1180714A
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US2312993A
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US2232325A
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US2672161A
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US2724672A
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US2804148A
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US2804147A
Cited
US2812025A
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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) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |