Patent US3104897A successfully refreshed from Google Patents.
US3104897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Berger
Assignee: —
•
Filing: —
•
Granted: 1963-09-24
•
Expires: 1980-09-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:01
CPC Classifications
H; H01; H01R; H01R35/00; H01R35/02; Y; Y10; Y10S; Y10S285/00; Y10S285/907; Y10T; Y10T403/00; Y10T403/32; Y10T403/32008; Y10T403/32032; Y10T403/32606; Y10T403/32631; Y10T403/32737; Y10T403/32762
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) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |