US2449351A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for dispensing liquefied petroleum gas
Assignee: Southern Steel Co
•
Filing: 1945-02-08
•
Granted: 1948-09-14
•
Expires: 1965-02-08
Abstract
No abstract record available.
Inventors
- 👤 Loyd J White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:46
CPC Classifications
F; F17; F17C; F17C7/00; F17C7/02; F17C7/04; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/0109; F17C2205/00; F17C2205/03; F17C2205/0302; F17C2205/0338; F17C2221/00; F17C2221/03; F17C2221/032; F17C2221/035; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/03; F17C2223/033; F17C2225/00; F17C2225/01; F17C2225/0107; F17C2225/0123; F17C2225/04; F17C2225/042; F17C2225/046; F17C2225/047; F17C2227/00; F17C2227/01; F17C2227/0192; F17C2227/03; F17C2227/0302; F17C2227/0309; F17C2227/0316; F17C2227/0367; F17C2227/0388; F17C2227/039; F17C2250/00; F17C2250/04; F17C2250/0404; F17C2250/0408; F17C2270/00; F17C2270/01; F17C2270/0142; F17C2270/0144; F17C2270/0147; F17C2270/0157; F17C2270/016
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1951-09-14 | 1952-03-15 | 1952-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-09-14 | 1956-03-15 | 1956-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-09-14 | 1960-03-15 | 1960-09-14 | $7700.00 | Window Closed / Lapsed |