US3851838A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slip sleeves
Assignee: Individual
•
Filing: 1970-06-22
•
Granted: 1974-12-03
•
Expires: 1990-06-22
Abstract
Abstract A single ply sleeve of generally tubular or frustum shape for providing any desired surface characteristic for a yarn carrier.
Inventors
- 👤 W Biggs
- 👤 J Jacobs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:18
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/18; B65H2301/00; B65H2301/50; B65H2301/51; B65H2301/513; B65H2301/5133; B65H2701/00; B65H2701/30; B65H2701/31; B65H2701/50; B65H2701/51; B65H2701/511; B65H2701/5112
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A sleeve for utilization on the surface of a yarn carrier comprising: a single ply of flexible material having predetermined surface characteristics; said sleeve being conical with a slight overlap of edges of a blank; and said overlapped edges secured by an adhesive having electrical conductive characteristics, whereby said sleeve may be interfit with a yarn carrier for overcoming and eliminating surface irregularities while establishing the desired carrier surface for proper delivery of yarn wound thereabout.
Claim 2
Dependent Claim
76 words
A sleeve for utilization on the surface of a yarn carrier comprising: a single ply of flexible material having predetermined surface characteristics; said sleeve being conical with a slight overlap of edges of a blank; and said overlapped edges secured by an adhesive having electrical conductive characteristics, whereby said sleeve may be interfit with a yarn carrier for overcoming and eliminating surface irregularities while establishing the desired carrier surface for proper delivery of yarn wound thereabout.
References Cited (Backward Citations)
US1570534A
Cited
US1652601A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-12-02 | 1978-06-03 | 1978-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-12-02 | 1982-06-03 | 1982-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-12-02 | 1986-06-03 | 1986-12-03 | $7700.00 | Window Closed / Lapsed |