US3217436A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1962-06-25
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Granted: 1965-11-16
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Expires: 1982-06-25
Abstract
No abstract record available.
Inventors
- 👤 Jr Kenneth A Van Wormer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:33
CPC Classifications
G; G02; G02B; G02B27/00; G02B27/02; G02B27/022; G02B27/024
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
200 words
DISPLAY APPARTUS COMPRISING, MEANS DEFINING A CHANNEL FOR GUIDING ELEMENTS TO BE DISPLAYED ALONG THE LENGTH OF THE CHANNEL, SAID MEANS DEFINING THE CHANNEL COMPRISING MEANS DEFINING A BOTTOM SURFACE, SAID CHANNEL COMPRISING A PLURALITY OF DISPLAY SECTIONS CASCADED ALONG ITS LENGTH, EACH SECTION COMPRISING, MEANS FOR SUPPORTING THE ELEMENT DISPLAYED IN THE SECTION, SAID ELEMENT SUPPORTING MEANS HAVING A FREE END, SAID MEANS FOR SUPPORTING THE ELEMENT COMPRISING A RAISED PORTION EXTENDING GENERALLY PERPENDICULAR, TO SAID BOTTOM SURFACE, FIRST MEANS FOR GUIDING THE ELEMENT TO BE DISPLAYED IN SAID EACH SECTION AWAY FROM THE FREE END OF THE MEANS FOR SUPPORTING, THE SECTION WHICH PRECEDES SAID EACH SECTION, AND SECOND MEANS FOLLOWING SAID FIRST MEANS FOR GUIDING FOR GUIDING THE ELEMENT TO BE DISPLAYED IN SAID EACH SECTION AGAINST THE MEANS FOR SUPPORTING IN SAID EACH DISPLAY SECTION, SAID FIRST MEANS FOR GUIDING COMPRISING A FIRST PORTION EXTENDING FROM THE FREE END OF SAID RAISED PORTION EXTENDING FROM THE FREE END GUIDING AND SLOPING FURTHER AWAY FROM SAID BOTTOM SURFACE, SAID SECOND MEANS FOR GUIDING COMPRISING A SECOND PORTION EXTENDING FROM SAID FIRST PORTION TOWARD SAID ELEMENT SUPPORTING MEANS OF SAID EACH SECTION AND SLOPING TOWARD SAID BOTTOM SURFACE.
Claim 2
Dependent Claim
200 words
DISPLAY APPARTUS COMPRISING, MEANS DEFINING A CHANNEL FOR GUIDING ELEMENTS TO BE DISPLAYED ALONG THE LENGTH OF THE CHANNEL, SAID MEANS DEFINING THE CHANNEL COMPRISING MEANS DEFINING A BOTTOM SURFACE, SAID CHANNEL COMPRISING A PLURALITY OF DISPLAY SECTIONS CASCADED ALONG ITS LENGTH, EACH SECTION COMPRISING, MEANS FOR SUPPORTING THE ELEMENT DISPLAYED IN THE SECTION, SAID ELEMENT SUPPORTING MEANS HAVING A FREE END, SAID MEANS FOR SUPPORTING THE ELEMENT COMPRISING A RAISED PORTION EXTENDING GENERALLY PERPENDICULAR, TO SAID BOTTOM SURFACE, FIRST MEANS FOR GUIDING THE ELEMENT TO BE DISPLAYED IN SAID EACH SECTION AWAY FROM THE FREE END OF THE MEANS FOR SUPPORTING, THE SECTION WHICH PRECEDES SAID EACH SECTION, AND SECOND MEANS FOLLOWING SAID FIRST MEANS FOR GUIDING FOR GUIDING THE ELEMENT TO BE DISPLAYED IN SAID EACH SECTION AGAINST THE MEANS FOR SUPPORTING IN SAID EACH DISPLAY SECTION, SAID FIRST MEANS FOR GUIDING COMPRISING A FIRST PORTION EXTENDING FROM THE FREE END OF SAID RAISED PORTION EXTENDING FROM THE FREE END GUIDING AND SLOPING FURTHER AWAY FROM SAID BOTTOM SURFACE, SAID SECOND MEANS FOR GUIDING COMPRISING A SECOND PORTION EXTENDING FROM SAID FIRST PORTION TOWARD SAID ELEMENT SUPPORTING MEANS OF SAID EACH SECTION AND SLOPING TOWARD SAID BOTTOM SURFACE.
References Cited (Backward Citations)
US1272457A
Cited
US1573149A
Cited
FR948876A
Cited
US2943410A
Cited
US2908094A
Cited
US2882628A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |