Patent US2715244A successfully refreshed from Google Patents.
US2715244A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for processing a traveling pellicle
Assignee: Akzo Nobel UK PLC
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Filing: 1952-07-05
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Granted: 1955-08-16
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Expires: 1972-07-05
Abstract
No abstract record available.
Inventors
- 👤 Clinton W Tasker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:08
CPC Classifications
B; B29; B29D; B29D7/00; B29C; B29C71/00; Y; Y10; Y10S; Y10S425/00; Y10S425/235
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
APPARATUS FOR PROCESSING A CONTINUOUSLY MOVING TRANSPARENT MATERIAL COMPRISING A VAT THROUGH WHICH THE TRANSPARENT MATERIAL PASSES DURING A LIQUID TREATING OPERATION THEREOF, AN ENCLOSED BOX WHICH EXTENDS ACROSS THE WIDTH OF THE VAT BENEATH THE CONTINUOUSLY MOVING TRANSPARENT MATERIAL; THE TOP OF THE BOX INCLUDING CONTIGUOUS SHEETS OF OPAL AND LIGHT POLARIZING MATERIAL; A SOURCE OF LIGHT ENERGY WITHIN THE BOX, A CATWALK EXTENDING OVER THE VAT BETWEEN OPPOSITE SIDES THEREOF; A BEARING WHICH IS SECURED TO THE CATWALK ADJACENT EACH EXTREMITY THEREOF; A VERTICALLY DISPOSEDD RACK MEMBER SLIDABLY POSITIONED IN EACH OF THE BEARINGS; ANOTHER LIGHT POLARIZING SHEET SECURED TO THE LOWER EXTREMITIES OF THE RACK MEMBERS; AND MEANS WHICH COOPERATE WITH THE TEETH OF THE RANK MEMBERS TO ADJUST THE VERTICAL DISPOSITION OF THE SAME.
Claim 2
Dependent Claim
128 words
APPARATUS FOR PROCESSING A CONTINUOUSLY MOVING TRANSPARENT MATERIAL COMPRISING A VAT THROUGH WHICH THE TRANSPARENT MATERIAL PASSES DURING A LIQUID TREATING OPERATION THEREOF, AN ENCLOSED BOX WHICH EXTENDS ACROSS THE WIDTH OF THE VAT BENEATH THE CONTINUOUSLY MOVING TRANSPARENT MATERIAL; THE TOP OF THE BOX INCLUDING CONTIGUOUS SHEETS OF OPAL AND LIGHT POLARIZING MATERIAL; A SOURCE OF LIGHT ENERGY WITHIN THE BOX, A CATWALK EXTENDING OVER THE VAT BETWEEN OPPOSITE SIDES THEREOF; A BEARING WHICH IS SECURED TO THE CATWALK ADJACENT EACH EXTREMITY THEREOF; A VERTICALLY DISPOSEDD RACK MEMBER SLIDABLY POSITIONED IN EACH OF THE BEARINGS; ANOTHER LIGHT POLARIZING SHEET SECURED TO THE LOWER EXTREMITIES OF THE RACK MEMBERS; AND MEANS WHICH COOPERATE WITH THE TEETH OF THE RANK MEMBERS TO ADJUST THE VERTICAL DISPOSITION OF THE SAME.
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) | 1958-08-15 | 1959-02-14 | 1959-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-15 | 1963-02-14 | 1963-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-15 | 1967-02-14 | 1967-08-16 | $7700.00 | Window Closed / Lapsed |