Patent US3297249A successfully refreshed from Google Patents.
US3297249A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Maintenance aid indicator
Assignee: Individual
•
Filing: 1965-10-12
•
Granted: 1967-01-10
•
Expires: 1985-10-12
Abstract
No abstract record available.
Inventors
- 👤 Maurice M Light
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:25
CPC Classifications
G; G07; G07C; G07C7/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1951022A
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US2787069A
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US2996247A
Cited
US3122851A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |