Patent US3040780A successfully refreshed from Google Patents.
US3040780A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-component metallic tube and method of making same
Assignee: Phelps Dodge Copper Products Corp
•
Filing: 1959-01-14
•
Granted: 1962-06-26
•
Expires: 1979-01-14
Abstract
No abstract record available.
Inventors
- 👤 Benoit J Sirois
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:29
CPC Classifications
B; B21; B21C; B21C37/00; B21C37/06; B21C37/15; B21C23/00; B21C23/22; B21C33/00; B21C33/004; F; F16; F16L; F16L9/00; F16L9/02; F16L9/04; H; H01; H01B; H01B1/00; H01B1/02; H01F; H01F27/00; H01F27/28; H01F27/2823; H01F41/00; H01F41/02; H01F41/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49924; Y10T29/49925; Y10T29/49934
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1965-06-25 | 1965-12-25 | 1966-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-25 | 1969-12-25 | 1970-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-25 | 1973-12-25 | 1974-06-26 | $7700.00 | Window Closed / Lapsed |