US3138650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Optical system
Assignee: Texas Instruments Inc
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Filing: 1962-01-22
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Granted: 1964-06-23
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Expires: 1982-01-22
Abstract
No abstract record available.
Inventors
- 👤 Andrychuk Dmetro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:35
CPC Classifications
G; G02; G02B; G02B27/00; G02B27/10; G02B27/106; G01; G01J; G01J3/00; G01J3/12; G02B27/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
AN OPTICAL SYSTEM COMPRISING AN INTERNALLY REFLECTING TUBE WHICH IS ADAPTED TO RECEIVE AT ONE END AND REFLECT THERETHROUGH DIFFERENT PORTIONS OF A BUNDLE OF RAYS FROM A RADIATION SOURCE ADJACENT SAID ONE END, FOCUSING MEANS AT THE OTHER END OF SAID TUBE ADAPTED TO FOCUS THE DIFFERENT INTERNALLY REFLECTED PORTIONS OF THE BUNDLE FROM WITHIN THE TUBE TOWARD DIFFERENT REAL IMAGES EACH POSITIONED IN A DIFFERENT FOCAL REGION OUTSIDE OF THE TUBE, AND REFLECTING MEANS EXTERNAL TO THE TUBE POSITIONED TO INTERCEPT AND REFLECT SAID DIFFERENTLY FOCUSED RAYS INTO SMALLER REAL IMAGES.
Claim 2
Dependent Claim
93 words
AN OPTICAL SYSTEM COMPRISING AN INTERNALLY REFLECTING TUBE WHICH IS ADAPTED TO RECEIVE AT ONE END AND REFLECT THERETHROUGH DIFFERENT PORTIONS OF A BUNDLE OF RAYS FROM A RADIATION SOURCE ADJACENT SAID ONE END, FOCUSING MEANS AT THE OTHER END OF SAID TUBE ADAPTED TO FOCUS THE DIFFERENT INTERNALLY REFLECTED PORTIONS OF THE BUNDLE FROM WITHIN THE TUBE TOWARD DIFFERENT REAL IMAGES EACH POSITIONED IN A DIFFERENT FOCAL REGION OUTSIDE OF THE TUBE, AND REFLECTING MEANS EXTERNAL TO THE TUBE POSITIONED TO INTERCEPT AND REFLECT SAID DIFFERENTLY FOCUSED RAYS INTO SMALLER REAL IMAGES.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-23 | 1967-12-23 | 1968-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-23 | 1971-12-23 | 1972-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-23 | 1975-12-23 | 1976-06-23 | $7700.00 | Window Closed / Lapsed |