US3022203A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for strip treatment
Assignee: National Vulcanized Fibre Co
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Filing: 1960-06-09
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Granted: 1962-02-20
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Expires: 1980-06-09
Abstract
No abstract record available.
Inventors
- 👤 Gerald H Mains
- 👤 Leon W Mcginnis
- 👤 Joseph S Tatnall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:47
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/38; H05K3/382; H05K3/385; C; C23; C23C; C23C22/00; C23C22/73; G; G03; G03D; G03D5/00; G03D5/003; H05K2201/00; H05K2201/03; H05K2201/0332; H05K2201/0335; H05K2201/0355; H05K2203/00; H05K2203/03; H05K2203/0315
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A PROCESS FOR UNIFROMLY TREATING THE BOTTOM SURFACE OF A LONGITUDINALLY MOVING STRIP WITH A TREATING LIQUID COMPRISING THE STEPS OF CONTINUOUSLY ADVANCING THE STRIP ALONG A SUBSTANTIALLY HORIZONTAL PATH OVER A TREATING ZONE AND SUPPORTING THE MOVING STRIP OVER THE TREATING ZONE ON A POOL OF LIQUID TREATING AGENT BY IMPRINGING A PATTERN OF LIQUID STREAMS AGAINST THE BOTTOM SURFACE OF THE MOVING STRIP, EACH LIQUID STREAM ISSUING FROM AN INDIVIDUAL ZONE SUBTENDING AN INCREMENTAL WIDTH OF THE STRIP AND THE SPACINGS BETWEEN INDIVIDUAL ZONES BEING SUCH THAT FOR EACH LIQUID STREAM ISSUING FROM AN INDIVIDUAL ZONE THERE IS ANOTHE LIQUID STREAM ISSUING FROM ANOTHER INDIVIDUAL ZONE SUBTENDING A CONTIGUOUS INCREMENTAL WIDTH OF THE STRIP.
Claim 2
Dependent Claim
116 words
A PROCESS FOR UNIFROMLY TREATING THE BOTTOM SURFACE OF A LONGITUDINALLY MOVING STRIP WITH A TREATING LIQUID COMPRISING THE STEPS OF CONTINUOUSLY ADVANCING THE STRIP ALONG A SUBSTANTIALLY HORIZONTAL PATH OVER A TREATING ZONE AND SUPPORTING THE MOVING STRIP OVER THE TREATING ZONE ON A POOL OF LIQUID TREATING AGENT BY IMPRINGING A PATTERN OF LIQUID STREAMS AGAINST THE BOTTOM SURFACE OF THE MOVING STRIP, EACH LIQUID STREAM ISSUING FROM AN INDIVIDUAL ZONE SUBTENDING AN INCREMENTAL WIDTH OF THE STRIP AND THE SPACINGS BETWEEN INDIVIDUAL ZONES BEING SUCH THAT FOR EACH LIQUID STREAM ISSUING FROM AN INDIVIDUAL ZONE THERE IS ANOTHE LIQUID STREAM ISSUING FROM ANOTHER INDIVIDUAL ZONE SUBTENDING A CONTIGUOUS INCREMENTAL WIDTH OF THE STRIP.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |