US3145118A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of waxing paper and paper board and apparatus
Assignee: Beloit Iron Works Inc
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Filing: 1960-09-13
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Granted: 1964-08-18
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Expires: 1980-09-13
Abstract
No abstract record available.
Inventors
- 👤 Ralph P Mahoney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:28
CPC Classifications
D; D21; D21H; D21H23/00; D21H23/02; D21H23/22; D21H23/52; D21H23/56; D21H5/00; D21H5/0005; D21H5/0025; D21H5/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
THE METHOD OF WAX-FINISHING SURFACES OF PAPER WEB MATERIALS AND RELATED WEB MATERIALS WHICH COMPRISES: APPLYING WAX TO A FINISHING SURFACE COOPERATING WITH A RESILIENTLY YIELDABLE BACKING SURFACE OF A HARDNESS LESS THAN 30 P. AND J. (1/8" BALL) TO DEFINE A HARD AND NARROW WIDTH FINISHING NIP, MAINTAINING THE NIP AT A PRESSURE WITHIN THE RANGE OF FROM ABOUT 240-250 P.S.I. AND ABOUT 2400 P.S.I. AND AT A TEMPERATURE WITHIN THE RANGE FROM ABOUT 200*F. TO ABOUT 400*F. TO THEREBY FINISH A WAXED SURFACE IN THE NIP, AND PASSING A WEB MATERIAL THROUGH THE NIP WHEREBY THE SURFACE OF THE WEB MATERIAL ADJACENT THE FINISHING SURFACE IS WAXED AND FINISHED IN THE NIP.
Claim 2
Independent Claim
114 words
THE METHOD OF WAX-FINISHING SURFACES OF PAPER WEB MATERIALS AND RELATED WEB MATERIALS WHICH COMPRISES: APPLYING WAX TO A FINISHING SURFACE COOPERATING WITH A RESILIENTLY YIELDABLE BACKING SURFACE OF A HARDNESS LESS THAN 30 P. AND J. (1/8" BALL) TO DEFINE A HARD AND NARROW WIDTH FINISHING NIP, MAINTAINING THE NIP AT A PRESSURE WITHIN THE RANGE OF FROM ABOUT 240-250 P.S.I. AND ABOUT 2400 P.S.I. AND AT A TEMPERATURE WITHIN THE RANGE FROM ABOUT 200*F. TO ABOUT 400*F. TO THEREBY FINISH A WAXED SURFACE IN THE NIP, AND PASSING A WEB MATERIAL THROUGH THE NIP WHEREBY THE SURFACE OF THE WEB MATERIAL ADJACENT THE FINISHING SURFACE IS WAXED AND FINISHED IN THE NIP.
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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) | 1967-08-18 | 1968-02-17 | 1968-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-18 | 1972-02-17 | 1972-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-18 | 1976-02-17 | 1976-08-18 | $7700.00 | Window Closed / Lapsed |