US3307767A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Book case
Assignee: PAN AMERICAN DESIGN Inc
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Filing: 1965-08-23
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Granted: 1967-03-07
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Expires: 1985-08-23
Abstract
No abstract record available.
Inventors
- 👤 David H Humphrey
- 👤 Jaeger Clayton T M Von
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:34
CPC Classifications
A; A47; A47B; A47B43/00; A47B43/02; A47B63/00; A47B65/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
171 words
IN A BOOK CASE OF THE CHARACTER DISCLOSED, A SHELF AND BACK UNIT COMPRISING A PLURALITY OF CONTIGUOUS PANELS, NAMELY, A FIRST PANEL TO FORM THE UPPER BACK WALL OF THE BOOK CASE, SECOND AND THIRD PANELS TO FORM A FOLDED DOUBLE-THICKNESS UPPER SHELF THEREOF, A FOURTH PANEL TO FORM THE LOWER BACK WALL THEREOF AND FIFTH AND SIXTH PANELS TO FORM A FOLDED DOUBLE-THICKNESS LOWER SHELF THEREOF, SAID FIRST PANEL HAVING AN OUTSTANDING FLAP ALONG THE UPPER EDGE OF SAID UPPER BACK WALL, AND A WRAP-AROUND TOP AND SIDE UNIT COMPRISING A PLURALITY OF CONTIGUOUS PANELS, NAMELY, FIRST AND SECOND CENTRAL PANELS TO FORM A FOLDED DOUBLE-THICKNESS TOP WALL OF THE BOOK CASE, TWO THIRD PANELS AND TWO FOURTH PANELS TO FORM FOLDED DOUBLETHICKNESS SIDE WALLS THEREOF, SAID FLAP BEING POSITIONED BETWEEN THE REAR MARGINAL EDGES OF SAID FIRST AND SECOND CENTRAL PANELS FORMING SAID FOLDED DOUBLE-THICKNESS TOP WALL, AND MEANS FOR CONNECTING THE ENDS OF SAID FIRST SIX PANELS TO THE SIDE WALLS OF SAID TOP AND SIDE UNIT.
Claim 2
Dependent Claim
171 words
IN A BOOK CASE OF THE CHARACTER DISCLOSED, A SHELF AND BACK UNIT COMPRISING A PLURALITY OF CONTIGUOUS PANELS, NAMELY, A FIRST PANEL TO FORM THE UPPER BACK WALL OF THE BOOK CASE, SECOND AND THIRD PANELS TO FORM A FOLDED DOUBLE-THICKNESS UPPER SHELF THEREOF, A FOURTH PANEL TO FORM THE LOWER BACK WALL THEREOF AND FIFTH AND SIXTH PANELS TO FORM A FOLDED DOUBLE-THICKNESS LOWER SHELF THEREOF, SAID FIRST PANEL HAVING AN OUTSTANDING FLAP ALONG THE UPPER EDGE OF SAID UPPER BACK WALL, AND A WRAP-AROUND TOP AND SIDE UNIT COMPRISING A PLURALITY OF CONTIGUOUS PANELS, NAMELY, FIRST AND SECOND CENTRAL PANELS TO FORM A FOLDED DOUBLE-THICKNESS TOP WALL OF THE BOOK CASE, TWO THIRD PANELS AND TWO FOURTH PANELS TO FORM FOLDED DOUBLETHICKNESS SIDE WALLS THEREOF, SAID FLAP BEING POSITIONED BETWEEN THE REAR MARGINAL EDGES OF SAID FIRST AND SECOND CENTRAL PANELS FORMING SAID FOLDED DOUBLE-THICKNESS TOP WALL, AND MEANS FOR CONNECTING THE ENDS OF SAID FIRST SIX PANELS TO THE SIDE WALLS OF SAID TOP AND SIDE UNIT.
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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |