US2440470A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chair
Assignee: Individual
•
Filing: 1945-03-21
•
Granted: 1948-04-27
•
Expires: 1965-03-21
Abstract
No abstract record available.
Inventors
- 👤 Greitzer Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:47
CPC Classifications
A; A47; A47C; A47C3/00; A47C3/02; A47C3/021; A47C3/023; A47C5/00; A47C5/04; A47C5/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US277454A
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US972487A
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GB160062A
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US1718321A
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FR685944A
Cited
GB376251A
Cited
GB447826A
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US2098456A
Cited
GB487567A
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US2233201A
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US2281902A
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US2306878A
Cited
US2333311A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-04-27 | 1951-10-27 | 1952-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-04-27 | 1955-10-27 | 1956-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-04-27 | 1959-10-27 | 1960-04-27 | $7700.00 | Window Closed / Lapsed |