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US2590256A
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Assignee: Individual
•
Filing: 1949-03-18
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Granted: 1952-03-25
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Expires: 1969-03-18
Abstract
No abstract record available.
Inventors
- 👤 Linde Hilding
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:27
CPC Classifications
B; B65; B65F; B65F3/00; B65F3/14; B65F3/20; B65F3/02; B65F3/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US570060A
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GB190413702A
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AT44427B
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GB279715A
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GB290851A
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US2084656A
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US2091519A
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US2124624A
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US2316826A
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US2417696A
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US2508877A
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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) | 1955-03-25 | 1955-09-24 | 1956-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-25 | 1959-09-24 | 1960-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-25 | 1963-09-24 | 1964-03-25 | $7700.00 | Window Closed / Lapsed |