Patent US3762386A successfully refreshed from Google Patents.
Patent US3246513A successfully refreshed from Google Patents.
US3246513A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container gluability tester
Assignee: Weyerhaeuser Co
•
Filing: 1962-12-31
•
Granted: 1966-04-19
•
Expires: 1982-12-31
Abstract
No abstract record available.
Inventors
- 👤 Richard M Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:56
CPC Classifications
G; G01; G01N; G01N33/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
206 words
AN APPARATUS FOR TESTING THE GLUABILITY PROPERTIES OF CONTAINERBOARD COMPRISING: A BASE PLATE, A PRESSURE PLATE SUPPORTED BY AND SPACED ABOVE SAID BASE PLATE; AN UPPER HOLDING MEANS MOUNTED BELOW SAID PRESSURE PLATE AND SUPPORTED BY SAID BASE PLATE ADAPTED TO HOLD A SAMPLE OF CONTAINER MATERIAL; SAID HOLDING MEANS INCLUDING A SUPPORT PLATE HAVING AN END WALL AND A PAIR OF SIDE WALLS, GROOVES FORMED IN EACH OF SAID SIDE WALLS, A SLIDABLE BLOCK HAVING LATERALLY EXTENDING LUGS THAT EXTEND INTO SAID GROOVES AND ABUTTING SAID END WALLS, AND A HOLD-DOWN BLOCK RIGIDLY ATTACHED TO SAID SUPPORT PLATE AND ENGAGING SAID SLIDABLE BLOCK; SAID UPPER HOLDING MEANS EXTENDING LONGITUDINALLY WITH RESPECT TO SAID BASE PLATE; A LOWER HOLDING MEANS SUPPORTED BY SAID BASE PLATE AND ADAPTED TO HOLD ANOTHER SAMPLE OF SAID CONTAINER MATERIAL AND EXTENDING TRANSVERSELY OF SAID BASE PLATE AND MOUNTED DIRECTLY BELOW SAID UPPER HOLDING MEANS AND BEING IDENTICAL WITH SAID UPPER HOLDING MEANS; SAID UPPER AND LOWER HOLDING MEANS BEING ARRANGED TO HOLD SAID SAMPLES ADJACENT EACH OTHER; AND MEASURING MEANS ENGAGEABLE WITH SAID UPPER HOLDING MEMBER FOR MEASURING THE FORCE TO SEPARATE TWO SAMPLES OF CONTAINER MATERIAL ADHERED TO EACH OTHER AND ATTACHED TO SAID UPPER AND LOWER HOLDING MEANS.
Claim 2
Independent Claim
206 words
AN APPARATUS FOR TESTING THE GLUABILITY PROPERTIES OF CONTAINERBOARD COMPRISING: A BASE PLATE, A PRESSURE PLATE SUPPORTED BY AND SPACED ABOVE SAID BASE PLATE; AN UPPER HOLDING MEANS MOUNTED BELOW SAID PRESSURE PLATE AND SUPPORTED BY SAID BASE PLATE ADAPTED TO HOLD A SAMPLE OF CONTAINER MATERIAL; SAID HOLDING MEANS INCLUDING A SUPPORT PLATE HAVING AN END WALL AND A PAIR OF SIDE WALLS, GROOVES FORMED IN EACH OF SAID SIDE WALLS, A SLIDABLE BLOCK HAVING LATERALLY EXTENDING LUGS THAT EXTEND INTO SAID GROOVES AND ABUTTING SAID END WALLS, AND A HOLD-DOWN BLOCK RIGIDLY ATTACHED TO SAID SUPPORT PLATE AND ENGAGING SAID SLIDABLE BLOCK; SAID UPPER HOLDING MEANS EXTENDING LONGITUDINALLY WITH RESPECT TO SAID BASE PLATE; A LOWER HOLDING MEANS SUPPORTED BY SAID BASE PLATE AND ADAPTED TO HOLD ANOTHER SAMPLE OF SAID CONTAINER MATERIAL AND EXTENDING TRANSVERSELY OF SAID BASE PLATE AND MOUNTED DIRECTLY BELOW SAID UPPER HOLDING MEANS AND BEING IDENTICAL WITH SAID UPPER HOLDING MEANS; SAID UPPER AND LOWER HOLDING MEANS BEING ARRANGED TO HOLD SAID SAMPLES ADJACENT EACH OTHER; AND MEASURING MEANS ENGAGEABLE WITH SAID UPPER HOLDING MEMBER FOR MEASURING THE FORCE TO SEPARATE TWO SAMPLES OF CONTAINER MATERIAL ADHERED TO EACH OTHER AND ATTACHED TO SAID UPPER AND LOWER HOLDING MEANS.
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) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |