US3102936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1959-11-30
•
Granted: 1963-09-03
•
Expires: 1979-11-30
Abstract
No abstract record available.
Inventors
- 👤 Hallock F Swift
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:15
CPC Classifications
H; H01; H01T; H01T2/00; H01T2/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US352621A
Cited
US455800A
Cited
US1872285A
Cited
US1899540A
Cited
US2198101A
Cited
US2920166A
Cited
US2860210A
Cited
US2888538A
Cited
US3017539A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-02 | 1967-03-04 | 1967-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-02 | 1971-03-04 | 1971-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-02 | 1975-03-04 | 1975-09-03 | $7700.00 | Window Closed / Lapsed |