US3281977A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transparency holder
Assignee: BRH Corp
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Filing: 1964-10-22
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Granted: 1966-11-01
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Expires: 1984-10-22
Abstract
No abstract record available.
Inventors
- 👤 Wilbert A Koontz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:18
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/54; G03B21/64
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
221 words
A HOLDER FOR TRANSPARENCIES COMPRISING, IN COMBINATION: A SHEET OF FLEXIBLE TRANSPARENT MATERIAL INCLUDING A BASE PANEL AND AT LEAST TWO SIDE PANELS ARRANGED ON INTERSECTING SIDES OF THE BASE PANEL; AT LEAST ONE OF THE SIDE PANELS BEING FOLDED TO DEFINE AN UPSTANDING FIRST WALL EXTENDING AT AN ANGLE TO THE BASE PANEL AND A SECOND WALL JOINED TO THE FIRST WALL AND OVERLYING PART OF THE BASE PANEL, SAID SECOND WALL HAVING ONE PORTION EXTENDING FROM THE OUTSTANDING FIRST WALL TOWARDS THE BASE PANEL AND ANOTHER PORTION CONNECTED THERETO AND EXTENDING AWAY FROM THE BASE PANEL; AT LEAST ONE OTHER SIDE PANEL BEING FOLDED TO DEFINE A FOLDED EDGE CONNECTING IT TO THE BASE PANEL, A FIRST PORTION OVERLYING PART OF THE BASE PANEL, AND A SECOND PORTION FOLDED BACK OVER THE FIRST PORTION; AN OPAQUE BORDER ABOUT THE PERIPHERY OF THE BASE PANEL TO FRAME A TRANSPARENT PORTION THEREOF; AND THE SIDE PANELS BEING ADAPTED TO RECEIVE A TRANSPARENCY UNDER THEIR PORTIONS OVERLYING THE BASE PANEL WITH ONE EDGE OF THE TRANSPARENCY ABUTTING SAID UPSTANDING FIRST WALL IN SAID ONE SIDE PANEL AND WITH A SECOND EDGE OF THE TRANSPARENCY ABUTTING THE FOLDED EDGE BETWEEN SAID OTHER SIDE PANEL AND THE BASE PANEL TO THEREBY HOLD A TRANSPARENCY IN POSITION OVER THE TRANSPARENT AREA OF THE BASE PANEL.
Claim 2
Dependent Claim
221 words
A HOLDER FOR TRANSPARENCIES COMPRISING, IN COMBINATION: A SHEET OF FLEXIBLE TRANSPARENT MATERIAL INCLUDING A BASE PANEL AND AT LEAST TWO SIDE PANELS ARRANGED ON INTERSECTING SIDES OF THE BASE PANEL; AT LEAST ONE OF THE SIDE PANELS BEING FOLDED TO DEFINE AN UPSTANDING FIRST WALL EXTENDING AT AN ANGLE TO THE BASE PANEL AND A SECOND WALL JOINED TO THE FIRST WALL AND OVERLYING PART OF THE BASE PANEL, SAID SECOND WALL HAVING ONE PORTION EXTENDING FROM THE OUTSTANDING FIRST WALL TOWARDS THE BASE PANEL AND ANOTHER PORTION CONNECTED THERETO AND EXTENDING AWAY FROM THE BASE PANEL; AT LEAST ONE OTHER SIDE PANEL BEING FOLDED TO DEFINE A FOLDED EDGE CONNECTING IT TO THE BASE PANEL, A FIRST PORTION OVERLYING PART OF THE BASE PANEL, AND A SECOND PORTION FOLDED BACK OVER THE FIRST PORTION; AN OPAQUE BORDER ABOUT THE PERIPHERY OF THE BASE PANEL TO FRAME A TRANSPARENT PORTION THEREOF; AND THE SIDE PANELS BEING ADAPTED TO RECEIVE A TRANSPARENCY UNDER THEIR PORTIONS OVERLYING THE BASE PANEL WITH ONE EDGE OF THE TRANSPARENCY ABUTTING SAID UPSTANDING FIRST WALL IN SAID ONE SIDE PANEL AND WITH A SECOND EDGE OF THE TRANSPARENCY ABUTTING THE FOLDED EDGE BETWEEN SAID OTHER SIDE PANEL AND THE BASE PANEL TO THEREBY HOLD A TRANSPARENCY IN POSITION OVER THE TRANSPARENT AREA OF THE BASE PANEL.
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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |