US2718142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Softness tester for sheet material
Assignee: Johnson and Johnson
•
Filing: 1952-07-03
•
Granted: 1955-09-20
•
Expires: 1972-07-03
Abstract
No abstract record available.
Inventors
- 👤 Morris A Schwartz
- 👤 Kathryn E Nothnagle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:30
CPC Classifications
G; G01; G01N; G01N3/00; G01N3/40; G01N3/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
AN INSTRUMENT FOR TESTING FLEXIBLE SHEET MATERIAL FOR SOFTNESS COMPRISING A TABLE HAVING AN APERTURE OF GIVEN DIMENSIONS THEREIN ADAPTED TO BE SPANNED BY A SHEET MATERIAL TO BE TESTED, A MEMBER OF GIVEN DIMENSIONS MOVABLE TO PUSH A SHEET OF MATERIAL SO POSITIONED INTO THE APERTURE, A FRAME IN WHICH SAID MEMBER IS PIVOTALLY MOUNTED, MEANS FOR ROTATING THE FRAME THROUGH A FIXED
Claim 2
Dependent Claim
64 words
AN INSTRUMENT FOR TESTING FLEXIBLE SHEET MATERIAL FOR SOFTNESS COMPRISING A TABLE HAVING AN APERTURE OF GIVEN DIMENSIONS THEREIN ADAPTED TO BE SPANNED BY A SHEET MATERIAL TO BE TESTED, A MEMBER OF GIVEN DIMENSIONS MOVABLE TO PUSH A SHEET OF MATERIAL SO POSITIONED INTO THE APERTURE, A FRAME IN WHICH SAID MEMBER IS PIVOTALLY MOUNTED, MEANS FOR ROTATING THE FRAME THROUGH A FIXED
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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) | 1958-09-19 | 1959-03-21 | 1959-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-19 | 1963-03-21 | 1963-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-19 | 1967-03-21 | 1967-09-20 | $7700.00 | Window Closed / Lapsed |