US3196670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for measuring stress-rupture properties of plastics
Assignee: Union Carbide Corp
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Filing: 1962-02-27
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Granted: 1965-07-27
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Expires: 1982-02-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Louis L Lander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 02:35
CPC Classifications
G; G01; G01N; G01N3/00; G01N3/08; G01N3/14; G01N2203/00; G01N2203/003; G01N2203/0032; G01N2203/0033
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
AN APPARATUS FOR SIMULTANEOUSLY DETERMINING THE STRESS-RUPTURE PROPERTIES OF A PLURALITY OF TEST SPECIMENS COMPRISING A FRAME, A GEAR RACK VERTICALLY MOUNTED ON EACH END OF SAID FRAME, A TANK CLOSED ON THE SIDES AND BOTTOM AND OPEN AT THE TOP, A SHAFT ROTATABLY MOUNTED ON SAID TANK, GEARS FIXED ON EACH END OF SAID SHAFT, SAID GEARS RIDING ON THE TRACK OF SAID GEAR RACK WITH SAID GEAR SAID TANK VERTICALLY MOVABLE WITH RESPECT TO SAID FRAME, SAID TANK CAPABLE OF CONTAINING A MEDIUM IN WHICH SAID SPECIMENS ARE TESTED, A PLURALITY OF UPPER AND LOWER MEMBERS, EACH OF SAID LOWER MEMBERS CONNECTED TO SAID FRAME AND CAPABLE OF BEING ATTACHED TO THE BOTTOM OF ONE OF SAID TEST SPECIMENS, EACH OF SAID UPPER MEMBERS CAPABLE OF BEING ATTACHED TO THE TOP OF ONE OF SAID TEST SPECIMENS, SAID UPPER AND LOWER MEMBERS CAPABLE OF HOLDING EACH OF SAID SPECIMENS WITHIN THE CONFINES OF SAID TANK
Claim 2
Independent Claim
157 words
AN APPARATUS FOR SIMULTANEOUSLY DETERMINING THE STRESS-RUPTURE PROPERTIES OF A PLURALITY OF TEST SPECIMENS COMPRISING A FRAME, A GEAR RACK VERTICALLY MOUNTED ON EACH END OF SAID FRAME, A TANK CLOSED ON THE SIDES AND BOTTOM AND OPEN AT THE TOP, A SHAFT ROTATABLY MOUNTED ON SAID TANK, GEARS FIXED ON EACH END OF SAID SHAFT, SAID GEARS RIDING ON THE TRACK OF SAID GEAR RACK WITH SAID GEAR SAID TANK VERTICALLY MOVABLE WITH RESPECT TO SAID FRAME, SAID TANK CAPABLE OF CONTAINING A MEDIUM IN WHICH SAID SPECIMENS ARE TESTED, A PLURALITY OF UPPER AND LOWER MEMBERS, EACH OF SAID LOWER MEMBERS CONNECTED TO SAID FRAME AND CAPABLE OF BEING ATTACHED TO THE BOTTOM OF ONE OF SAID TEST SPECIMENS, EACH OF SAID UPPER MEMBERS CAPABLE OF BEING ATTACHED TO THE TOP OF ONE OF SAID TEST SPECIMENS, SAID UPPER AND LOWER MEMBERS CAPABLE OF HOLDING EACH OF SAID SPECIMENS WITHIN THE CONFINES OF SAID TANK
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) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |