US3226522A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Welding of electric cables
Assignee: International Standard Electric Corp
•
Filing: 1963-06-28
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Granted: 1965-12-28
•
Expires: 1983-06-28
Abstract
No abstract record available.
Inventors
- 👤 Duddridge Gordon Kenneth
- 👤 Millard Anthony John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:22
CPC Classifications
H; H01; H01B; H01B13/00; H01B13/22; H01B13/26; H01B13/2613; B; B21; B21C; B21C37/00; B21C37/06; B21C37/08; B23; B23K; B23K9/00; B23K9/32; B23K9/325
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) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |