US2720082A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple unit barge having an expansion chamber communicating with plural storage tanks
Assignee: N A HARDIN
•
Filing: 1952-02-04
•
Granted: 1955-10-11
•
Expires: 1972-02-04
Abstract
No abstract record available.
Inventors
- 👤 Clarence W Brandon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:34
CPC Classifications
B; B63; B63J; B63J2/00; B63J2/12; B63J2/14; F; F17; F17C; F17C1/00; F17C1/002; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/0109; F17C2201/03; F17C2201/035; F17C2201/05; F17C2201/052; F17C2205/00; F17C2205/01; F17C2205/0103; F17C2205/0119; F17C2205/0123; F17C2205/013; F17C2205/0134; F17C2205/0142; F17C2205/03; F17C2205/0302; F17C2205/0323; F17C2205/0332; F17C2205/0335; F17C2205/0352; F17C2205/0379; F17C2205/0382; F17C2221/00; F17C2221/01; F17C2221/03; F17C2221/032; F17C2221/035; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/03; F17C2223/033; F17C2223/04; F17C2223/042; F17C2223/046; F17C2227/00; F17C2227/03; F17C2227/0337; F17C2227/0339; F17C2227/0341; F17C2227/0348; F17C2227/0351; F17C2227/0355; F17C2227/0358; F17C2227/0367; F17C2227/0369; F17C2227/0376; F17C2227/0379; F17C2227/0383; F17C2227/0388; F17C2227/0395; F17C2250/00; F17C2250/03; F17C2250/036; F17C2250/04; F17C2250/0404; F17C2250/0408; F17C2250/0413; F17C2250/07; F17C2250/072; F17C2260/00; F17C2260/01; F17C2260/016; F17C2260/02; F17C2260/023; F17C2265/00; F17C2265/03; F17C2265/032; F17C2265/033; F17C2265/034; F17C2265/035; F17C2270/00; F17C2270/01; F17C2270/0102; F17C2270/0105; F17C2270/011; F17C2270/0113; Y; Y10; Y10T; Y10T137/00; Y10T137/6416; Y10T137/6552
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US733583A
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AT24981B
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US1140250A
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GB194238A
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US1715112A
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US2179682A
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US2379295A
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US2401453A
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US2408505A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-10 | 1959-04-11 | 1959-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-10 | 1963-04-11 | 1963-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-10 | 1967-04-11 | 1967-10-11 | $7700.00 | Window Closed / Lapsed |