Patent US7263397B2 successfully refreshed from Google Patents.
US3481024A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of bonding
Assignee: Revere Copper and Brass Inc
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Filing: 1967-06-16
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Granted: 1969-12-02
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Expires: 1987-06-16
Abstract
No abstract record available.
Inventors
- 👤 Edward Schaible Bunn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:11
CPC Classifications
F; F16; F16L; F16L9/00; F16L9/02; B; B21; B21C; B21C37/00; B21C37/06; B21C37/15; B21C37/154
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) | 1972-12-01 | 1973-06-02 | 1973-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-01 | 1977-06-02 | 1977-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-01 | 1981-06-02 | 1981-12-02 | $7700.00 | Window Closed / Lapsed |