US3546769A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for making metal composites
Assignee: Clevite Industries Inc
•
Filing: 1967-09-18
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Granted: 1970-12-15
•
Expires: 1987-09-18
Abstract
No abstract record available.
Inventors
- 👤 Arthur D Schwope
- 👤 Robert W Jech
- 👤 Edward P Weber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:14
CPC Classifications
C; C22; C22C; C22C47/00; C22C47/14; Y; Y10; Y10S; Y10S264/00; Y10S264/19; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12806; Y10T428/12826
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3047383A
Cited
US3432295A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-14 | 1974-06-15 | 1974-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-14 | 1978-06-15 | 1978-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-14 | 1982-06-15 | 1982-12-15 | $7700.00 | Window Closed / Lapsed |