US2908528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Utility automotive vehicle
Assignee: Kaiser Aluminum and Chemical Corp
•
Filing: 1955-09-21
•
Granted: 1959-10-13
•
Expires: 1975-09-21
Abstract
No abstract record available.
Inventors
- 👤 Donald L Richter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:43
CPC Classifications
B; B62; B62D; B62D29/00; B62D29/008; B62D21/00; B62D21/18; B62D21/183; B62D23/00
Claims Analysis
Total Claims: 0
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US2814524A
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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) | 1962-10-12 | 1963-04-13 | 1963-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-12 | 1967-04-13 | 1967-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-12 | 1971-04-13 | 1971-10-13 | $7700.00 | Window Closed / Lapsed |