US3227036A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiation chopping system
Assignee: Individual
•
Filing: 1961-07-24
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Granted: 1966-01-04
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Expires: 1981-07-24
Abstract
No abstract record available.
Inventors
- 👤 Marcel J E Golay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:32
CPC Classifications
G; G01; G01J; G01J1/00; G01J1/10; G01J1/20; G01J1/34; G01J1/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
IN A RADIATION MEASUREMENT SYSTEM COMPRISING A RADIATION SOURCE, MEANS FOR FORMING A RADIATION BEAM, AND DETECTOR MEANS FOR MEASURING SAID BEAM, THE IMPROVEMENT WHICH COMPRISES MEANS FOR CHOPPING SAID BEAM AT A FREQUENCY DIFFERENT FROM THE FREQUENCY OF CHOPPING OF AMBIENT RADIATION, SAID MEANS FOR CHOPPING INCLUDING A RECIPROCATING RADIATION IMPERMEABLE MEMBER AND MEANS FOR MOVING SAID MEMBER THROUGH SAID BEAM AT AN AMPLITUDE SUFFICIENT TO COMPLETELY PASS THERETHROUGH
Claim 2
Dependent Claim
70 words
IN A RADIATION MEASUREMENT SYSTEM COMPRISING A RADIATION SOURCE, MEANS FOR FORMING A RADIATION BEAM, AND DETECTOR MEANS FOR MEASURING SAID BEAM, THE IMPROVEMENT WHICH COMPRISES MEANS FOR CHOPPING SAID BEAM AT A FREQUENCY DIFFERENT FROM THE FREQUENCY OF CHOPPING OF AMBIENT RADIATION, SAID MEANS FOR CHOPPING INCLUDING A RECIPROCATING RADIATION IMPERMEABLE MEMBER AND MEANS FOR MOVING SAID MEMBER THROUGH SAID BEAM AT AN AMPLITUDE SUFFICIENT TO COMPLETELY PASS THERETHROUGH
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |