Patent US3050208A successfully refreshed from Google Patents.
US3050208A
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US
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Assignee: Individual
•
Filing: 1959-09-25
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Granted: 1962-08-21
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Expires: 1979-09-25
Abstract
No abstract record available.
Inventors
- 👤 Robert L Irvine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:48
CPC Classifications
F; F17; F17B; F17B1/00; F17B1/02; B; B65; B65D; B65D88/00; B65D88/74; B65D90/00; B65D90/02; B65D90/022; B65D90/06; F17C; F17C3/00; F17C3/02; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/0109; F17C2201/0119; F17C2201/03; F17C2201/032; F17C2203/00; F17C2203/03; F17C2203/0304; F17C2203/0329; F17C2203/06; F17C2203/0602; F17C2203/0607; F17C2203/0634; F17C2203/0636; F17C2203/0639; F17C2203/0646; F17C2203/0656; F17C2203/0658; F17C2203/0663; F17C2205/00; F17C2205/03; F17C2205/0302; F17C2205/0379; F17C2209/00; F17C2209/22; F17C2209/221; F17C2209/227; F17C2221/00; F17C2221/03; F17C2221/032; F17C2221/035; F17C2221/037; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/03; F17C2223/033; F17C2227/00; F17C2227/03; F17C2227/0337; F17C2227/0339; F17C2265/00; F17C2265/03; F17C2265/032; F17C2265/033; F17C2265/035
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1918335A
Cited
US2552641A
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US2766161A
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US2889953A
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FR1104964A
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GB796450A
Cited
US2863797A
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US2915097A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |