US3085466A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interference goniometer
Assignee: General Precision Inc
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Filing: 1959-02-06
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Granted: 1963-04-16
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Expires: 1979-02-06
Abstract
No abstract record available.
Inventors
- 👤 Harold S Hemstreet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:27
CPC Classifications
G; G01; G01B; G01B9/00; G01B9/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
AN OPTICAL GONIOMETER COMPRISING A SINGLE SOURCE OF LIGHT, MEANS FOR PRODUCING TWO BEAMS OF LIGHT FROM SAID SINGLE SOURCE, A FIRST REFLECTING MEANS LOCATED IN THE PATH OF ONE OF SAID BEAMS FOR REFLECTING SAID ONE BEAM, A SECOND REFLECTING MEANS LOCATED AT A VARIABLE OPTICAL PATH DISTANCE FROM SAID BEAM PRODUCING MEANS, OPTICAL MEANS LOCATED IN THE OPTICAL PATH BETWEEN SAID BEAM PRODUCING MEANS AND SAID SECOND REFLECTING MEANS FOR DIRECTING THE OTHER OF SAID BEAMS ONTO SAID SECOND REFLECTING MEANS, A MOVABLE MEMBER PIVOTALLY MOUNTED AT ONE END THEREOF FOR MOVING SAID BEAM PRODUCING MEANS AND SAID SECOND REFLECTING MEANS WITH RESPECT TO EACH OTHER THEREBY VARYING THE OPTICAL PATH DISTANCE THEREBETWEEN, SAID PIVOTALLY MOUNTED MOVABLE MEMBER ALSO MOVING SAID OPTICAL BEAM DIRECTING MEANS SO THAT SAID OTHER BEAM IS ALWAYS DIRECTED ONTO SAID SECOND REFLECTING MEANS.
Claim 2
Dependent Claim
140 words
AN OPTICAL GONIOMETER COMPRISING A SINGLE SOURCE OF LIGHT, MEANS FOR PRODUCING TWO BEAMS OF LIGHT FROM SAID SINGLE SOURCE, A FIRST REFLECTING MEANS LOCATED IN THE PATH OF ONE OF SAID BEAMS FOR REFLECTING SAID ONE BEAM, A SECOND REFLECTING MEANS LOCATED AT A VARIABLE OPTICAL PATH DISTANCE FROM SAID BEAM PRODUCING MEANS, OPTICAL MEANS LOCATED IN THE OPTICAL PATH BETWEEN SAID BEAM PRODUCING MEANS AND SAID SECOND REFLECTING MEANS FOR DIRECTING THE OTHER OF SAID BEAMS ONTO SAID SECOND REFLECTING MEANS, A MOVABLE MEMBER PIVOTALLY MOUNTED AT ONE END THEREOF FOR MOVING SAID BEAM PRODUCING MEANS AND SAID SECOND REFLECTING MEANS WITH RESPECT TO EACH OTHER THEREBY VARYING THE OPTICAL PATH DISTANCE THEREBETWEEN, SAID PIVOTALLY MOUNTED MOVABLE MEMBER ALSO MOVING SAID OPTICAL BEAM DIRECTING MEANS SO THAT SAID OTHER BEAM IS ALWAYS DIRECTED ONTO SAID SECOND REFLECTING MEANS.
References Cited (Backward Citations)
US1253308A
Cited
US2571937A
Cited
US2795991A
Cited
US2866377A
Cited
US2841049A
Cited
FR1153098A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |