US2911242A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corner connector
Assignee: Steel City Electric Co
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Filing: 1956-06-29
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Granted: 1959-11-03
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Expires: 1976-06-29
Abstract
No abstract record available.
Inventors
- 👤 Jr George W Bickerstaff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:35
CPC Classifications
A; A47; A47B; A47B57/00; A47B57/06; A47B57/18; E; E04; E04G; E04G7/00; E04G7/02; E04G7/26; F; F16; F16B; F16B12/00; F16B12/44; F16B12/50; F16B7/00; F16B7/18; F16B7/185; F16B7/22; F16B9/00; F16B9/05; F16B9/052; F16B9/058
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-02 | 1963-05-04 | 1963-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-02 | 1967-05-04 | 1967-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-02 | 1971-05-04 | 1971-11-03 | $7700.00 | Window Closed / Lapsed |