US3544797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light receiver housing having inclined mirror mounted on tiltable shaft
Assignee: Impulsphysik GmbH
•
Filing: 1968-06-17
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Granted: 1970-12-01
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Expires: 1988-06-17
Abstract
No abstract record available.
Inventors
- 👤 Frank Frungel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:22
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/17; G01N21/47; G01N21/49; G01N21/53; G01N21/538; G01S; G01S17/00; G01S17/88; G01S17/95; G01S7/00; G01S7/48; G01S7/481; G01S7/4811; G01S7/4813; Y; Y02; Y02A; Y02A90/00; Y02A90/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3214596A
Cited
US3360656A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-30 | 1974-06-01 | 1974-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-30 | 1978-06-01 | 1978-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-30 | 1982-06-01 | 1982-12-01 | $7700.00 | Window Closed / Lapsed |