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US3488110A
Expired / Lapsed
US
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Assignee: Individual
•
Filing: 1965-10-22
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Granted: 1970-01-06
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Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Martin Evoy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:53
CPC Classifications
G; G02; G02B; G02B7/00; G02B7/18; G02B7/181; G02B7/1815
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US305640A
Cited
US1530441A
Cited
US1482313A
Cited
US1962954A
Cited
US3158935A
Cited
FR1339819A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-05 | 1973-07-07 | 1974-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-05 | 1977-07-07 | 1978-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-05 | 1981-07-07 | 1982-01-06 | $7700.00 | Window Closed / Lapsed |