US3159018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for ascertaining the operational behavior of molding substances
Assignee: VER ZUR FORDERUNG DER GIESSERE
•
Filing: 1960-04-20
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Granted: 1964-12-01
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Expires: 1980-04-20
Abstract
No abstract record available.
Inventors
- 👤 Patterson Wilhelm
- 👤 Boenisch Dietmar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:40
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/38; B; B22; B22C; B22C5/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
IN A TESTING APPARATUS FOR ASCERTAINING THE WORKING BEHAVIOR OF MOIST-BOUND MOLDING MATERIAL BY MEASURING THE TENSILE STRENGTH OF A SPECIMEN CONSISTING OF SUCH MATERIAL, WHICH COMPRISES: A TUBULAR MEMBER FOR RECEIVING A SPECIMEN OF MOIST-BOUND MOLDING MATERIAL TO BE TESTED, A DRAW PLATE ADAPTED TO BE PLACED DETACHABLY ON SAID TUBULAR MEMBER FOR ENGAGEMENT WITH THE SPECIMEN TO BE RECEIVED BY SAID TUBULAR MEMBER, HEATING MEANS FOR HEATING SAID DRAW PLATE AND THEREBY THE TEST PIECE THEREBELOW,
Claim 2
Dependent Claim
78 words
IN A TESTING APPARATUS FOR ASCERTAINING THE WORKING BEHAVIOR OF MOIST-BOUND MOLDING MATERIAL BY MEASURING THE TENSILE STRENGTH OF A SPECIMEN CONSISTING OF SUCH MATERIAL, WHICH COMPRISES: A TUBULAR MEMBER FOR RECEIVING A SPECIMEN OF MOIST-BOUND MOLDING MATERIAL TO BE TESTED, A DRAW PLATE ADAPTED TO BE PLACED DETACHABLY ON SAID TUBULAR MEMBER FOR ENGAGEMENT WITH THE SPECIMEN TO BE RECEIVED BY SAID TUBULAR MEMBER, HEATING MEANS FOR HEATING SAID DRAW PLATE AND THEREBY THE TEST PIECE THEREBELOW,
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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) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |