US2831121A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for detecting alpha and beta rays
Assignee: Bendix Aviation Corp
•
Filing: 1952-09-27
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Granted: 1958-04-15
•
Expires: 1972-09-27
Abstract
No abstract record available.
Inventors
- 👤 George V Zito
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:53
CPC Classifications
G; G01; G01T; G01T1/00; G01T1/16; G01T1/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
AN OXYGEN INHALATION SUPPLY SYSTEM, COMPRISING AN OXYGEN INHALATION SUPPLY INDEPENENT OF THE AMBIENT AIR AND INCLUDING AN OXYGEN FLOW REGULATOR, MEANS INCLUDING A FIRST COUNTER RESPONSIVE TO ALPHA, BETA AND GAMMA RAYS FOR PRODUCING FIRST SIGNALS CORRESPONDING TO THE CONCENTRATION OF SAID RAYS, MEANS INCLUDING A SECOND COUNTER RESPONSIVE ONLY TO GAMMA RAYS FOR PRODUCING SECOND SIGNALS CORRESPONDING TO THE CONCENTRATION OF SAID GAMMA RAYS MEANS FOR PRODUCING RESULTANT SIGNALS CORRESPONDING TO THE DIFFERENCE BETWEEN SAID FIRST AND SECOND SIG-
Claim 2
Dependent Claim
81 words
AN OXYGEN INHALATION SUPPLY SYSTEM, COMPRISING AN OXYGEN INHALATION SUPPLY INDEPENENT OF THE AMBIENT AIR AND INCLUDING AN OXYGEN FLOW REGULATOR, MEANS INCLUDING A FIRST COUNTER RESPONSIVE TO ALPHA, BETA AND GAMMA RAYS FOR PRODUCING FIRST SIGNALS CORRESPONDING TO THE CONCENTRATION OF SAID RAYS, MEANS INCLUDING A SECOND COUNTER RESPONSIVE ONLY TO GAMMA RAYS FOR PRODUCING SECOND SIGNALS CORRESPONDING TO THE CONCENTRATION OF SAID GAMMA RAYS MEANS FOR PRODUCING RESULTANT SIGNALS CORRESPONDING TO THE DIFFERENCE BETWEEN SAID FIRST AND SECOND SIG-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-14 | 1961-10-14 | 1962-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-14 | 1965-10-14 | 1966-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-14 | 1969-10-14 | 1970-04-15 | $7700.00 | Window Closed / Lapsed |