US3340397A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple environment materials test chamber having a multiple port x-ray tube for irradiating a plurality of samples
Assignee: Individual
•
Filing: 1964-12-09
•
Granted: 1967-09-05
•
Expires: 1984-12-09
Abstract
No abstract record available.
Inventors
- 👤 Robert L Johnston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 02:32
CPC Classifications
G; G01; G01N; G01N23/00; G01N23/20; G01N23/20008; G01N2223/00; G01N2223/10; G01N2223/101; G01N2223/1016; G01N2223/30; G01N2223/31; G01N2223/60; G01N2223/64
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
208 words
A MULTIPLE ENVIRONMENT MATERIALS TEST CHAMBER FOR SUBJECTING MATERIALS TO VARIOUS ENVIRONMENTS COMPRISING: A CHAMBER HOUSING COMPRISING AN OUTER CYLINDRICAL MEMBER HAVING A TOP HOUSING WALL AT ONE END OF SAID OUTER CYLINDRICAL MEMBER, AND A BOTTOM HOUSING WALL AT THE OUTER END OF SAID OUTER CYLINDRICAL MEMBER; MEANS HOUSING A MULTIPLE PART X-RAY TUBE AT THE CENTER OF SAID CHAMBER FOR EXPOSING MATERIALS TO X-RAYS, COMPRISING A CYLINDRICAL INNER MEMBER MOUNTED COAXIALLY WITHIN SAID CHAMBER HOUSING, SAID INNER MEMBER BEING SECURED TO SAID BOTTOM HOUSING WALL; A TOP COMPARTMENT WALL AND A BOTTOM COMPARTMENT WALL, EACH MOUNTED IN SAID HOUSING IN A PLANE PARALLEL TO SAID HOUSING WALLS AND EACH BEING SECURED TO SAID INNER MEMBER SAID TOP COMPARTMENT WALL HAVING AN AREA SMALLER THAN SAID TOP HOUSING WALL; MEANS DIVIDING SAID CHAMBER INTO A PLURALITY OF COMPARTMENTS, COMPRISING SIDE WALLS EXTENDING FROM SAID INNER MEMBER TOWARD SAID OUTER CYLINDRICAL MEMBER, SAID SIDE WALLS BEING SECURED AT ONE END TO SAID TOP COMPARTMENT WALL AND AT THE OTHER END TO SAID BOTTOM COMPARTMENT WALL; MEANS IN SAID INNER MEMBER FOR ALLOWING SAID X-RAYS TO PENETRATE INTO SAID COMPARTMENTS EACH OF THE PORTS OF SAID MULTIPLE PORT X-RAY TUBE BEING OPERATIVELY ASSOCIATED WITH ONE OF SAID COMPARTMENTS, RESPECTIVELY;
Claim 2
Dependent Claim
208 words
A MULTIPLE ENVIRONMENT MATERIALS TEST CHAMBER FOR SUBJECTING MATERIALS TO VARIOUS ENVIRONMENTS COMPRISING: A CHAMBER HOUSING COMPRISING AN OUTER CYLINDRICAL MEMBER HAVING A TOP HOUSING WALL AT ONE END OF SAID OUTER CYLINDRICAL MEMBER, AND A BOTTOM HOUSING WALL AT THE OUTER END OF SAID OUTER CYLINDRICAL MEMBER; MEANS HOUSING A MULTIPLE PART X-RAY TUBE AT THE CENTER OF SAID CHAMBER FOR EXPOSING MATERIALS TO X-RAYS, COMPRISING A CYLINDRICAL INNER MEMBER MOUNTED COAXIALLY WITHIN SAID CHAMBER HOUSING, SAID INNER MEMBER BEING SECURED TO SAID BOTTOM HOUSING WALL; A TOP COMPARTMENT WALL AND A BOTTOM COMPARTMENT WALL, EACH MOUNTED IN SAID HOUSING IN A PLANE PARALLEL TO SAID HOUSING WALLS AND EACH BEING SECURED TO SAID INNER MEMBER SAID TOP COMPARTMENT WALL HAVING AN AREA SMALLER THAN SAID TOP HOUSING WALL; MEANS DIVIDING SAID CHAMBER INTO A PLURALITY OF COMPARTMENTS, COMPRISING SIDE WALLS EXTENDING FROM SAID INNER MEMBER TOWARD SAID OUTER CYLINDRICAL MEMBER, SAID SIDE WALLS BEING SECURED AT ONE END TO SAID TOP COMPARTMENT WALL AND AT THE OTHER END TO SAID BOTTOM COMPARTMENT WALL; MEANS IN SAID INNER MEMBER FOR ALLOWING SAID X-RAYS TO PENETRATE INTO SAID COMPARTMENTS EACH OF THE PORTS OF SAID MULTIPLE PORT X-RAY TUBE BEING OPERATIVELY ASSOCIATED WITH ONE OF SAID COMPARTMENTS, RESPECTIVELY;
References Cited (Backward Citations)
US2885557A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-04 | 1971-03-06 | 1971-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-04 | 1975-03-06 | 1975-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-04 | 1979-03-06 | 1979-09-05 | $7700.00 | Window Closed / Lapsed |