US3372379A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for reading, recording and resetting registered data
Assignee: Weltronic Co
•
Filing: 1964-08-21
•
Granted: 1968-03-05
•
Expires: 1984-08-21
Abstract
No abstract record available.
Inventors
- 👤 Donald J Collom
- 👤 Charles G Mann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:44
CPC Classifications
G; G07; G07C; G07C3/00; G07C3/02; G07C3/04; G07C3/045; G06; G06F; G06F3/00; G06F3/14; G06F3/147; G07C3/005; H; H03; H03K; H03K21/00; H03K21/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3120606A
Cited
US2936954A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-05 | 1971-09-04 | 1972-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-05 | 1975-09-04 | 1976-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-05 | 1979-09-04 | 1980-03-05 | $7700.00 | Window Closed / Lapsed |