US3273224A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dampening roll cover
Assignee: Kendall Co
•
Filing: 1963-10-10
•
Granted: 1966-09-20
•
Expires: 1983-10-10
Abstract
No abstract record available.
Inventors
- 👤 Ronald F Spicer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:32
CPC Classifications
B; B41; B41N; B41N7/00; B41N7/04; B41N2207/00; B41N2207/02; B41N2207/14; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49544; Y10T29/49547; Y10T29/49549; Y10T29/49558
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A TUBULAR ELASTIC DAMPENING ROLL COVER INCLUDING ELASTIC YARNS HELD UNDER TENSIONED RADIAL EXTENSION BY A DRIED IMPREGNATION WITH A SUBSTANCE WHICH HAS A DRY MODULUS OF RIGIDITY SUFFICIENT TO COUNTERACT THE RETRACTIVE TENDENCY OF THE TENSIONED ELASTIC YARNS IN SAID COVER, WHEREBY SAID COVER IS MAINTAINED IN AN OUT-SIZE CONDITION WHILE IN THE DRAY STATE, SAID SUBSTANCE BEING WTER-SOFTENABLE BUT NOT READLY WATER-SOLUBLE AND HAVING A MODULUS OF RIGIDITY WHEN SET WHICH IS INSUFFICIENT TO COUNTERACT THE RETRACTIVE TENDENCY OF SAID ELASTIC YARNS IN SAID DAMPENING ROLL COVER.
Claim 2
Dependent Claim
89 words
A TUBULAR ELASTIC DAMPENING ROLL COVER INCLUDING ELASTIC YARNS HELD UNDER TENSIONED RADIAL EXTENSION BY A DRIED IMPREGNATION WITH A SUBSTANCE WHICH HAS A DRY MODULUS OF RIGIDITY SUFFICIENT TO COUNTERACT THE RETRACTIVE TENDENCY OF THE TENSIONED ELASTIC YARNS IN SAID COVER, WHEREBY SAID COVER IS MAINTAINED IN AN OUT-SIZE CONDITION WHILE IN THE DRAY STATE, SAID SUBSTANCE BEING WTER-SOFTENABLE BUT NOT READLY WATER-SOLUBLE AND HAVING A MODULUS OF RIGIDITY WHEN SET WHICH IS INSUFFICIENT TO COUNTERACT THE RETRACTIVE TENDENCY OF SAID ELASTIC YARNS IN SAID DAMPENING ROLL COVER.
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) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |