Patent US2947578A successfully refreshed from Google Patents.
US2947578A
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Procedure for transporting sulphur
Assignee: Exxon Mobil Corp
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Filing: 1957-09-20
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Granted: 1960-08-02
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Expires: 1977-09-20
Abstract
No abstract record available.
Inventors
- 👤 Hampton G Corneil
- 👤 Jr Henry H Meredith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:20
CPC Classifications
B; B65; B65G; B65G53/00; B65G53/30; C; C01; C01B; C01B17/00; C01B17/02; F; F17; F17D; F17D1/00; F17D1/08; F17D1/084
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) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |