US3306534A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vote counting machine
Assignee: —
•
Filing: —
•
Granted: 1967-02-28
•
Expires: 1984-02-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:02
CPC Classifications
G; G07; G07C; G07C13/00; G07C13/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US621634A
Cited
US1947157A
Cited
US2154316A
Cited
US1350914A
Cited
US2310544A
Cited
US3104805A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |