US3470385A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Optical encoder comprising easily removable coded cylinder
Assignee: Singer General Precision Inc
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Filing: 1967-04-03
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Granted: 1969-09-30
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Expires: 1987-04-03
Abstract
No abstract record available.
Inventors
- 👤 Claude L Emmerich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:34
CPC Classifications
H; H03; H03M; H03M1/00; G; G01; G01D; G01D5/00; G01D5/26; G01D5/32; G01D5/34; G01D5/36; H03M1/12; H03M1/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3258601A
Cited
US3165634A
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US2921204A
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US3111841A
Cited
US3194967A
Cited
US3097302A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-29 | 1973-03-31 | 1973-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-29 | 1977-03-31 | 1977-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-29 | 1981-03-31 | 1981-09-30 | $7700.00 | Window Closed / Lapsed |