US3028183A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealed ball joint for electrodes
Assignee: Individual
•
Filing: 1959-11-30
•
Granted: 1962-04-03
•
Expires: 1979-11-30
Abstract
No abstract record available.
Inventors
- 👤 Werner A Phillips
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:59
CPC Classifications
C; C22; C22B; C22B9/00; C22B9/16; C22B9/20; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32114; Y10T403/32131; Y10T403/32139; Y10T403/32196
Claims Analysis
Total Claims: 0
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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) | 1965-04-02 | 1965-10-02 | 1966-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-02 | 1969-10-02 | 1970-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-02 | 1973-10-02 | 1974-04-03 | $7700.00 | Window Closed / Lapsed |