US3398039A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Equipment for making laminations for X-ray antidiffusing screens
Assignee: Transformatoren und Roentgenwerk GmbH
•
Filing: 1965-08-19
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Granted: 1968-08-20
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Expires: 1985-08-19
Abstract
No abstract record available.
Inventors
- 👤 Klemm Rudolf
- 👤 Wagner Fritz
- 👤 Ehrentraut Heinz
- 👤 Hempel Werner
- 👤 Schumann Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:09
CPC Classifications
G; G21; G21K; G21K1/00; G21K1/02; G21K1/025; Y; Y10; Y10T; Y10T156/00; Y10T156/12; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1722; Y10T156/1727; Y10T156/1741
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
AN EQUIPMENT FOR MAKING LAMINATIONS FOR X-RAY ANTIDIFFUSING SCREENS, COMPRISING, IN COMBINATION, A FRAME, TWO SUPPLY ROLLS JOURNALED IN SAID FRAME, ONE FOR A BAND/ SHAPED LEAD-FOIL MATERIAL AND THE OTHER FOR A BAND-SHAPED PRESSBOARD-STRIP MATERIAL, A PAIR OF DEFLECTING ROLLERS FOR GUIDING AT LEAST ONE OF SAID MATERIALS, GLUING MEANS FOR APPLYING AN ADHESIVE TO ONE OF SAID MATERIALS, CALENDER MEANS FOR GUIDING SAID MATERIALS INTO A SUBSTANTIALLY PARALLEL, SUPERIMPOSED PATH, PLANAR PRESSING MEANS FOR UNITING SAID MATERIALS INTO A COMPOSITE, UNITED MATERIAL BAND, RECIPROCATING TRANSPORT MEANS FOR ADVANCING SAID MATERIAL BAND, AND CUTTING MEANS FOR FORMING INDIVIDUAL LAMINATIONS FROM SAID MATERIAL BAND.
Claim 2
Dependent Claim
104 words
AN EQUIPMENT FOR MAKING LAMINATIONS FOR X-RAY ANTIDIFFUSING SCREENS, COMPRISING, IN COMBINATION, A FRAME, TWO SUPPLY ROLLS JOURNALED IN SAID FRAME, ONE FOR A BAND/ SHAPED LEAD-FOIL MATERIAL AND THE OTHER FOR A BAND-SHAPED PRESSBOARD-STRIP MATERIAL, A PAIR OF DEFLECTING ROLLERS FOR GUIDING AT LEAST ONE OF SAID MATERIALS, GLUING MEANS FOR APPLYING AN ADHESIVE TO ONE OF SAID MATERIALS, CALENDER MEANS FOR GUIDING SAID MATERIALS INTO A SUBSTANTIALLY PARALLEL, SUPERIMPOSED PATH, PLANAR PRESSING MEANS FOR UNITING SAID MATERIALS INTO A COMPOSITE, UNITED MATERIAL BAND, RECIPROCATING TRANSPORT MEANS FOR ADVANCING SAID MATERIAL BAND, AND CUTTING MEANS FOR FORMING INDIVIDUAL LAMINATIONS FROM SAID MATERIAL BAND.
References Cited (Backward Citations)
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Cited
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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) | 1971-08-20 | 1972-02-19 | 1972-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-20 | 1976-02-19 | 1976-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-20 | 1980-02-19 | 1980-08-20 | $7700.00 | Window Closed / Lapsed |