US3669071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid applying member
Assignee: NRG Manufacturing Ltd
•
Filing: 1970-05-22
•
Granted: 1972-06-13
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Expires: 1990-05-22
Abstract
Abstract The specification discloses a priming wick for use in printing apparatus and comprising an outer fine short pile material, prferably velvet, surrounding an inner absorbent reservoir structure, preferably synthetic sponge material. Such a priming wick may conveniently be used for applying priming solution to the blanket of an offset lithographic machine.
Inventors
- 👤 Albert George Ronald Gates
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:09
CPC Classifications
B; B41; B41L; B41L25/00; B41L25/005; B41L19/00
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
24 words
A priming pad as set forth in claim 1, wherein the said pile fabric have a pile length of no greater than 2 mms.
Claim 2
Dependent Claim
17 words
A priming pad as set forth in claim 2, and wherein said pile length is 1 mm.
Claim 3
Dependent Claim
19 words
A priming pad as set forth in claim 1, wherein said fabric is formed from a substantially non-oleophilic material.
Claim 4
Dependent Claim
27 words
A priming pad as set forth in claim 1, wherein the outer cover is formed from a material in the group consisting of velvet, velveteen and velour.
Claim 5
Dependent Claim
17 words
A priming pad as set forth in claim 1, wherein the sponge material is a foamed polyisocyanate.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-06-13 | 1975-12-13 | 1976-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-13 | 1979-12-13 | 1980-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-13 | 1983-12-13 | 1984-06-13 | $7700.00 | Window Closed / Lapsed |