US2237052A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispensing and mixing apparatus for liquefied gas
Assignee: J T GREGORY
•
Filing: 1939-08-23
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Granted: 1941-04-01
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Expires: 1959-08-23
Abstract
No abstract record available.
Inventors
- 👤 Edward H Gill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:32
CPC Classifications
F; F17; F17C; F17C1/00; F17C1/007; F17C7/00; F17C7/02; F17C7/04; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/0109; F17C2201/0147; F17C2201/0171; F17C2201/03; F17C2201/032; F17C2201/05; F17C2201/054; F17C2203/00; F17C2203/06; F17C2203/0602; F17C2203/0612; F17C2203/0614; F17C2203/0617; F17C2205/00; F17C2205/01; F17C2205/0153; F17C2205/0184; F17C2205/03; F17C2205/0302; F17C2205/0308; F17C2205/0323; F17C2205/0338; F17C2205/0352; F17C2205/0388; F17C2205/0394; F17C2221/00; F17C2221/03; F17C2221/032; F17C2221/035; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/03; F17C2223/033; F17C2223/04; F17C2223/041; F17C2223/042; F17C2223/043; F17C2227/00; F17C2227/01; F17C2227/0121; F17C2227/03; F17C2227/0302; F17C2227/0306; F17C2227/0367; F17C2227/0369; F17C2227/0376; F17C2227/0383; F17C2265/00; F17C2265/02; F17C2265/022; F17C2265/025; F17C2265/03; F17C2265/032; F17C2265/036; F17C2265/05; F17C2270/00; F17C2270/01; F17C2270/0134; F17C2270/0142; F17C2270/0144; F17C2270/0147; F17C2270/0157; F17C2270/016; F17C2270/05; F17C2270/07; Y; Y10; Y10T; Y10T137/00; Y10T137/6851
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-03-31 | 1944-09-30 | 1945-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-03-31 | 1948-09-30 | 1949-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-03-31 | 1952-09-30 | 1953-04-01 | $7700.00 | Window Closed / Lapsed |