US3401026A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming a bimetallic article
Assignee: Motors Liquidation Co
•
Filing: 1966-01-19
•
Granted: 1968-09-10
•
Expires: 1986-01-19
Abstract
No abstract record available.
Inventors
- 👤 James B Walker
- 👤 Raymond S Amala
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:09
CPC Classifications
F; F16; F16D; F16D69/00; F16D69/02; F16D69/027; B; B22; B22D; B22D19/00; C; C23; C23C; C23C2/00; C23C2/32; C23C6/00; F16D65/00; F16D65/02; F16D65/10; F16D2065/13; F16D2065/1304; F16D2065/132; F16D2065/134; F16D2065/1344; F16D2250/00; F16D2250/0007; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12229; Y10T428/12236; Y10T428/12243; Y10T428/12472; Y10T428/12486; Y10T428/12493; Y10T428/12736; Y10T428/1275; Y10T428/12757
Claims Analysis
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-10 | 1972-03-11 | 1972-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-10 | 1976-03-11 | 1976-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-10 | 1980-03-11 | 1980-09-10 | $7700.00 | Window Closed / Lapsed |