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US2703157A
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US
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Connector element for metal projected windows
Assignee: Individual
•
Filing: 1954-03-05
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Granted: 1955-03-01
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Expires: 1974-03-05
Abstract
No abstract record available.
Inventors
- 👤 Goldberg Ralph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:55
CPC Classifications
E; E05; E05F; E05F17/00; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/148; F; F16; F16B; F16B2200/00; F16B2200/10; F16B2200/40; F16B2200/403
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) | 1958-02-28 | 1958-08-30 | 1959-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-28 | 1962-08-30 | 1963-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-28 | 1966-08-30 | 1967-03-01 | $7700.00 | Window Closed / Lapsed |