US2436356A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shuttle
Assignee: GELCO DEV CORP
•
Filing: 1944-04-25
•
Granted: 1948-02-17
•
Expires: 1964-04-25
Abstract
No abstract record available.
Inventors
- 👤 Karl A Gelpke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:33
CPC Classifications
D; D03; D03J; D03J5/00; D03J2700/00; D03J2700/10; D03J2700/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1508537A
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US1553640A
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GB524001A
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US2289809A
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US2314668A
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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) | 1951-02-16 | 1951-08-18 | 1952-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-02-16 | 1955-08-18 | 1956-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-02-16 | 1959-08-18 | 1960-02-17 | $7700.00 | Window Closed / Lapsed |