US2444276A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shear-resisting joint element
Assignee: Individual
•
Filing: 1943-07-24
•
Granted: 1948-06-29
•
Expires: 1963-07-24
Abstract
No abstract record available.
Inventors
- 👤 Aldrich Clare Aaron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:16
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/38; E04B1/48; E04B1/49; Y; Y10; Y10T; Y10T403/00; Y10T403/71; Y10T403/7123
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR588464A
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US1634561A
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FR696774A
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US1871521A
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US2126002A
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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) | 1951-06-29 | 1951-12-29 | 1952-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-29 | 1955-12-29 | 1956-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-29 | 1959-12-29 | 1960-06-29 | $7700.00 | Window Closed / Lapsed |