US3315936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wallpaper sample book holder
Assignee: Birge Co Inc
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Filing: 1965-04-01
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Granted: 1967-04-25
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Expires: 1985-04-01
Abstract
No abstract record available.
Inventors
- 👤 Lewis B Dautch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:14
CPC Classifications
A; A47; A47F; A47F7/00; A47F7/14; A47F7/142
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
A BOOK HOLDING RACK COMPRISING A PLURALITY OF EDGEWISE STANDING PLATE-LIKE MEMBERS INTERFITTED AND INTERCONNECTED IN PARALLEL-TRANSVERSE RELATIONSHIPS BY MEANS OF SLOT FORMATIONS WHEREBY INTERSECTING PLATES ARE DISPOSED IN SLIP-FITTED INTERCONNECTED RELATION, THE UPPER ENDS OF SAID PLATES BEING CUT TO DEFINE A FORWARDLY PITCHED VALLEYSHAPED PROFILE COMPRISING THE UPPER EDGE PORTIONS OF SAID PLATE MEMBERS THEREBY PROVIDING DIHERDRALLY OPPOSED LAND FORMATIONS ADAPTED TO SUPPORT IN OUTSPREAD LYING RELATION THEREON THE FRONT AND BACK COVER PORTIONS OF A BOOK, THE UPPER EDGES OF THE PLATE MEMBERS IN THE REGION OF INTERSECTION OF THE BOTTOM APEX OF THE VALLEY-SHAPED PROFILE BEING DOWNWARDLY NOTCHED TO RECEIVE IN SLIP-FITTING RELATION THEREIN THE BACK BINDING PORTION OF THE BOOK, SAID RACK HAVING AT ITS FRONT UPPER EDGE PORTION A LEDGE DEVICE PROJECTING VERTICALLY ABOVE SAID LAND FORMATION PROFILES WHEREBY TO HOLD THE BOOK AGAINST DOWNWARD AND FORWARD SLIDING MOVEMENTS.
Claim 2
Dependent Claim
145 words
A BOOK HOLDING RACK COMPRISING A PLURALITY OF EDGEWISE STANDING PLATE-LIKE MEMBERS INTERFITTED AND INTERCONNECTED IN PARALLEL-TRANSVERSE RELATIONSHIPS BY MEANS OF SLOT FORMATIONS WHEREBY INTERSECTING PLATES ARE DISPOSED IN SLIP-FITTED INTERCONNECTED RELATION, THE UPPER ENDS OF SAID PLATES BEING CUT TO DEFINE A FORWARDLY PITCHED VALLEYSHAPED PROFILE COMPRISING THE UPPER EDGE PORTIONS OF SAID PLATE MEMBERS THEREBY PROVIDING DIHERDRALLY OPPOSED LAND FORMATIONS ADAPTED TO SUPPORT IN OUTSPREAD LYING RELATION THEREON THE FRONT AND BACK COVER PORTIONS OF A BOOK, THE UPPER EDGES OF THE PLATE MEMBERS IN THE REGION OF INTERSECTION OF THE BOTTOM APEX OF THE VALLEY-SHAPED PROFILE BEING DOWNWARDLY NOTCHED TO RECEIVE IN SLIP-FITTING RELATION THEREIN THE BACK BINDING PORTION OF THE BOOK, SAID RACK HAVING AT ITS FRONT UPPER EDGE PORTION A LEDGE DEVICE PROJECTING VERTICALLY ABOVE SAID LAND FORMATION PROFILES WHEREBY TO HOLD THE BOOK AGAINST DOWNWARD AND FORWARD SLIDING MOVEMENTS.
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) | 1970-04-24 | 1970-10-24 | 1971-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-24 | 1974-10-24 | 1975-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-24 | 1978-10-24 | 1979-04-25 | $7700.00 | Window Closed / Lapsed |