Patent US3524245A successfully refreshed from Google Patents.
US3524245A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous tube forming and metallizing process
Assignee: Msl Tubing & Steel Co
•
Filing: 1968-04-11
•
Granted: 1970-08-18
•
Expires: 1988-04-11
Abstract
No abstract record available.
Inventors
- 👤 Richard L Searing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:08
CPC Classifications
B; B05; B05B; B05B13/00; B05B13/02; B05B13/0207; B05B13/0214; B21; B21C; B21C37/00; B21C37/06; B21C37/08; B21C37/09; C; C23; C23C; C23C4/00; C23C4/12; C23C4/14; C23C4/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49828; Y10T29/49829; Y10T29/49888; Y10T29/51; Y10T29/5136; Y10T29/5137
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) | 1973-08-17 | 1974-02-16 | 1974-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-17 | 1978-02-16 | 1978-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-17 | 1982-02-16 | 1982-08-18 | $7700.00 | Window Closed / Lapsed |