US2917015A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Assembly table for welding reinforcing steel cages for concrete structural shapes
Assignee: Individual
•
Filing: 1955-06-13
•
Granted: 1959-12-15
•
Expires: 1975-06-13
Abstract
No abstract record available.
Inventors
- 👤 Henderson Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:27
CPC Classifications
B; B23; B23K; B23K11/00; B23K11/002; B23K11/008; B23K11/0086; Y; Y10; Y10S; Y10S269/00; Y10S269/91
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1303596A
Cited
US1471909A
Cited
US1949007A
Cited
US2212421A
Cited
US2537350A
Cited
US2774134A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-14 | 1963-06-15 | 1963-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-14 | 1967-06-15 | 1967-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-14 | 1971-06-15 | 1971-12-15 | $7700.00 | Window Closed / Lapsed |