US2520046A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bonding team for protection against lead sheath corrosion
Assignee: Phelps Dodge Copper Products Corp
•
Filing: 1945-10-05
•
Granted: 1950-08-22
•
Expires: 1965-10-05
Abstract
No abstract record available.
Inventors
- 👤 Edwin J Merrell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:56
CPC Classifications
H; H01; H01B; H01B7/00; H01B7/17; H01B7/28; H01B7/2806
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB171369A
Cited
US1610910A
Cited
US1959526A
Cited
US2161036A
Cited
US2316293A
Cited
US2278345A
Cited
US2374121A
Cited
US2436421A
Cited
US2367173A
Cited
US2374067A
Cited
US2427507A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-08-21 | 1954-02-20 | 1954-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-21 | 1958-02-20 | 1958-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-21 | 1962-02-20 | 1962-08-22 | $7700.00 | Window Closed / Lapsed |