Patent US3510659A successfully refreshed from Google Patents.
US3510659A
Expired / Lapsed
US
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Set of differently coded counterpieces and apparatus for sensing the same
Assignee: METIOR AB
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Filing: 1966-12-08
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Granted: 1970-05-05
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Expires: 1986-12-08
Abstract
No abstract record available.
Inventors
- 👤 Bengt Ison Trehn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:07
CPC Classifications
G; G07; G07F; G07F1/00; G07F1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2541247A
Cited
US2605965A
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US3042806A
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US3024365A
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US3036765A
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US3217314A
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US3218626A
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US3248552A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |