Patent US3884468A successfully refreshed from Google Patents.
Patent US2958205A successfully refreshed from Google Patents.
US2958205A
Expired / Lapsed
US
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Transportation of normally gaseous fluids in pipe line system
Assignee: Sunoco Inc
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Filing: 1958-10-22
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Granted: 1960-11-01
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Expires: 1978-10-22
Abstract
No abstract record available.
Inventors
- 👤 Mcconkey George Boyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:37
CPC Classifications
F; F17; F17D; F17D1/00; F17D1/005; F16; F16L; F16L2101/00; F16L2101/40; Y; Y10; Y10T; Y10T137/00; Y10T137/0318; Y10T137/0391
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-01 | 1964-05-02 | 1964-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-01 | 1968-05-02 | 1968-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-01 | 1972-05-02 | 1972-11-01 | $7700.00 | Window Closed / Lapsed |