Patent EP0797958A1 successfully refreshed from Google Patents.
US3207909A
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Assignee: LAKSO CO Inc
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Filing: 1961-11-22
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Granted: 1965-09-21
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Expires: 1981-11-22
Abstract
No abstract record available.
Inventors
- 👤 Eugene E Lakso
- 👤 Walter J Dempsey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:00
CPC Classifications
G; G06; G06M; G06M1/00; G06M1/08; G06M1/10; G06M1/101; G06M7/00; G06M7/02; G06M7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |