US2869976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treating apparatus and process
Assignee: EIDP Inc
•
Filing: 1953-04-07
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Granted: 1959-01-20
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Expires: 1973-04-07
Abstract
No abstract record available.
Inventors
- 👤 Paul M Cole
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:32
CPC Classifications
D; D06; D06B; D06B3/00; D06B3/10; D06B3/16; D06B23/00; D06B23/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
THE PROCESS COMPRISING SUPPORTING A CLOSED WRAP OF FLEXIBLE MATERIAL LOOSELY SO AS TO FORM INTO THE PATTERN OF A STAR IN A VERTICAL PLANE, ROTATING THE WRAP ABOUT THE CENTER OF THE STAR, LOCALIZING A SLACK PORTION OF THE WRAP IN ONE ARM OF THE STAR, TRANSFERRING THE SLACK TO AN ADJACENT ARM OF THE STAR, AND TRANSFERRING THE SLACK TO SUCCESSIVE ARMS OF THE STAR SO THAT THE WRAP PROGRESSES LENGHTWISE AROUND THE STAR, AND APPLYING A TREATING FLUID TO THE MOVING MATERIAL.
Claim 2
Dependent Claim
75 words
ROTARY APPARATUS COMPRISING AN AXLE, MOUNTING MEANS PERPENDICULAR TO AND SEPARATED BY THE AXLE, RETAINING MEANS FOR HOLDING A PLURALITY OF BARS NEAR THE PERIPHERY OF THE MOUNTING MEANS AND IN SUBSTANTIALLY A CIRCLE CONCENTRIC WITH THE AXLE, A PLURALITY OF BARS SUPPORTED BY SAID RETAINING MEANS, SLOWFORMING GUIDES EXTENDING FROM THE PERIPHERY OF THE MOUNTING MEANS TO POINTS NEARER THE AXLE THAN SAID RETAINING MEANS AND ANOTHER PLURALITY OF BARS SUPPORTED BY SAID GUIDES.
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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) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |