US3422663A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet metal forming dies
Assignee: Motors Liquidation Co
•
Filing: 1966-12-22
•
Granted: 1969-01-21
•
Expires: 1986-12-22
Abstract
No abstract record available.
Inventors
- 👤 Kenneth F James
- 👤 Alexander H Joyce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:49
CPC Classifications
B; B21; B21D; B21D37/00; B21D37/20; B22; B22C; B22C9/00; B22C9/06; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/30; B23K35/302
Claims Analysis
Total Claims: 0
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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) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |