US2666162A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic counting device
Assignee: Commonwealth Scientific and Industrial Research Organisation
•
Filing: 1950-09-06
•
Granted: 1954-01-12
•
Expires: 1970-09-06
Abstract
No abstract record available.
Inventors
- 👤 Hollway David Lipscombe
- 👤 Thompson Arthur Melville
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:32
CPC Classifications
H; H01; H01J; H01J31/00; H01J31/02; H01J31/06; H03; H03K; H03K21/00; H03K21/08; H03K29/00
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) | 1957-01-11 | 1957-07-13 | 1958-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-11 | 1961-07-13 | 1962-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-11 | 1965-07-13 | 1966-01-12 | $7700.00 | Window Closed / Lapsed |