US2563460A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Appabatus foe continuously
Assignee: —
•
Filing: —
•
Granted: 1951-08-07
•
Expires: 1968-08-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:33
CPC Classifications
C; C10; C10L; C10L3/00; C10G; C10G9/00; C10G9/34; C10G9/36; C10G9/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
GB300328A
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US1992909A
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US1229338A
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US1340902A
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US1490921A
Cited
US1694910A
Cited
US1830574A
Cited
US1698525A
Cited
US1724097A
Cited
CH147100A
Cited
US1966610A
Cited
US2011034A
Cited
US2085584A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-06 | 1955-02-05 | 1955-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-06 | 1959-02-05 | 1959-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-06 | 1963-02-05 | 1963-08-07 | $7700.00 | Window Closed / Lapsed |