Patent US3089460A successfully refreshed from Google Patents.
US3089460A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for subjecting a paper web to a variety of finishing and/or coating treatment
Assignee: Beloit Iron Works Inc
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Filing: 1960-07-13
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Granted: 1963-05-14
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Expires: 1980-07-13
Abstract
No abstract record available.
Inventors
- 👤 Ralph P Mahoney
- 👤 Edgar J Justus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 15:03
CPC Classifications
D; D21; D21H; D21H23/00; D21H23/02; D21H23/22; D21H23/70; D21H23/74; D21G; D21G9/00; D21G9/009; D21H5/00; D21H5/0005; D21H5/005; D21H5/0057
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
AN ASSEMBLY FOR TREATING A TRAVELING PAPER WEB BEING RECEIVED FROM A SOURCE, COMPRISING A LOWER WEB COATER UNIT, AN UPPER HOT ROLL DRYER UNIT ADAPTED TO APPLY DRYING HEAT TO THE WEB PASSING THERETHROUGH, A WEB FINISHING UNIT FORMED OF A HARD SURFACED FINISHING ROLL CONNECTED TO MEANS FOR HEATING THE SAME AND A RESILIENTLY YIELDABLE ROLL DEFINING A PRESSURE NIP WITH THE FINISHING ROLL FOR RECEIVING THE WEB, SAID UNITS BEING POSITIONED CLOSELY TOGETHER AND GENERALLY AT THE APEXES OF A TRIANGLE, A TRIO OF UPPER WEB GUIDE ROLLS ABOVE THE COATER UNIT AND BELOW THE DRYER UNIT, A TRIO OF LOWER WEB GUIDE ROLLS BELOW THE COATER UNIT, AND A TRIO OF WEB GUIDE ROLLS POSITIONED INTERMEDIATE THE UPPER AND LOWER TRIOS, WHEREBY THE WEB MAY BE GUIDED FROM THE SOURCE THROUGH SAID UNITS.
Claim 2
Dependent Claim
137 words
AN ASSEMBLY FOR TREATING A TRAVELING PAPER WEB BEING RECEIVED FROM A SOURCE, COMPRISING A LOWER WEB COATER UNIT, AN UPPER HOT ROLL DRYER UNIT ADAPTED TO APPLY DRYING HEAT TO THE WEB PASSING THERETHROUGH, A WEB FINISHING UNIT FORMED OF A HARD SURFACED FINISHING ROLL CONNECTED TO MEANS FOR HEATING THE SAME AND A RESILIENTLY YIELDABLE ROLL DEFINING A PRESSURE NIP WITH THE FINISHING ROLL FOR RECEIVING THE WEB, SAID UNITS BEING POSITIONED CLOSELY TOGETHER AND GENERALLY AT THE APEXES OF A TRIANGLE, A TRIO OF UPPER WEB GUIDE ROLLS ABOVE THE COATER UNIT AND BELOW THE DRYER UNIT, A TRIO OF LOWER WEB GUIDE ROLLS BELOW THE COATER UNIT, AND A TRIO OF WEB GUIDE ROLLS POSITIONED INTERMEDIATE THE UPPER AND LOWER TRIOS, WHEREBY THE WEB MAY BE GUIDED FROM THE SOURCE THROUGH SAID UNITS.
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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) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |