Patent EP0115475A1 successfully refreshed from Google Patents.
Patent US3280575A successfully refreshed from Google Patents.
US3280575A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquefied gas storage system
Assignee: Mobil Oil AS
•
Filing: 1965-05-20
•
Granted: 1966-10-25
•
Expires: 1985-05-20
Abstract
No abstract record available.
Inventors
- 👤 William S Drake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:02
CPC Classifications
F; F17; F17C; F17C13/00; F17C13/02; F17C2221/00; F17C2221/01; F17C2221/012; F17C2221/013; F17C2221/03; F17C2221/032; F17C2221/035; F17C2221/037; F17C2250/00; F17C2250/04; F17C2250/0404; F17C2250/0408; F17C2250/043; F17C2250/0439; F17C2250/06; F17C2250/0605; F17C2250/061; F17C2250/0626; F17C2250/0631; F17C2265/00; F17C2265/03; F17C2265/032; F17C2265/033; F17C2265/034; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
THE SYSTEM FOR STORING A LIQUEFIABLE GAS IN LIQUID PHASE COMPRISING A STORAGE TANK, MEANS FOR FILLING SAID STORAGE TANK WITH LIQUEFIABLE GAS IN LIQUID PHASE, REFRIGERATION MEANS ADAPTED TO CONDENSE VAPORS WITHDRAWN FROM SAID STORAGE TANK, SAID REFRIGERATION MANS HAVING AUTOMATIC PRESSURE ACTIVATING AND DEACTIVATING MEANS, SAID PRESSURE ACTIVATING AND DEACTIVATING MEANS BEING PRESET TO A DESIRED VAPOR PRESSURE RANGE IN SAID STORAGE TANK AND RESPONSIVE THERETO, AUTOMATIC TEMPERATURE DEACTIVATING
Claim 2
Independent Claim
71 words
THE SYSTEM FOR STORING A LIQUEFIABLE GAS IN LIQUID PHASE COMPRISING A STORAGE TANK, MEANS FOR FILLING SAID STORAGE TANK WITH LIQUEFIABLE GAS IN LIQUID PHASE, REFRIGERATION MEANS ADAPTED TO CONDENSE VAPORS WITHDRAWN FROM SAID STORAGE TANK, SAID REFRIGERATION MANS HAVING AUTOMATIC PRESSURE ACTIVATING AND DEACTIVATING MEANS, SAID PRESSURE ACTIVATING AND DEACTIVATING MEANS BEING PRESET TO A DESIRED VAPOR PRESSURE RANGE IN SAID STORAGE TANK AND RESPONSIVE THERETO, AUTOMATIC TEMPERATURE DEACTIVATING
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) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |