US2187086A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metallic element and method of making same
Assignee: Motors Liquidation Co
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Filing: 1938-02-10
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Granted: 1940-01-16
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Expires: 1958-02-10
Abstract
No abstract record available.
Inventors
- 👤 Roland P Koehring
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:49
CPC Classifications
B; B22; B22F; B22F3/00; B22F3/24; B22F3/26; F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/14; F16C2220/00; F16C2220/20; F16C2220/80; F16C2220/82; F16C2223/00; F16C2223/30; F16C2223/32; F16C2223/40; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49709; Y10T428/00; Y10T428/12; Y10T428/12007; Y10T428/12014; Y10T428/12021; Y10T428/12028; Y10T428/12042; Y10T428/12146; Y10T428/12153; Y10T428/12458
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-01-15 | 1943-07-17 | 1944-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-01-15 | 1947-07-17 | 1948-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-01-15 | 1951-07-17 | 1952-01-16 | $7700.00 | Window Closed / Lapsed |