US2442967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1944-01-08
•
Granted: 1948-06-08
•
Expires: 1964-01-08
Abstract
No abstract record available.
Inventors
- 👤 Barrett Eric
- 👤 Barrett Altina
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:52
CPC Classifications
A; A47; A47G; A47G1/00; A47G1/06; A47G1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US236845A
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US893659A
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US908170A
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US1071428A
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US1253847A
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US1388956A
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US1603796A
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US1595648A
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US1578357A
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US1701206A
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US1755625A
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US1903258A
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US2101500A
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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) | 1951-06-08 | 1951-12-08 | 1952-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-08 | 1955-12-08 | 1956-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-08 | 1959-12-08 | 1960-06-08 | $7700.00 | Window Closed / Lapsed |