US3097444A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steiner
Assignee: —
•
Filing: —
•
Granted: 1963-07-16
•
Expires: 1980-07-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:35
CPC Classifications
A; A47; A47B; A47B23/00; A47B23/04; A47B23/042; A47B23/043
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
226 words
A FOLDABLE BOOK HOLDER COMPRISING A RECTANGULAR SHEET PROVIDED WITH FIRST, SECOND, THIRD, FOURTH, AND FIFTH JOINED RECTANGULAR SECTIONS WHICH ARE FOLDABLE ALONG FIRST, SECOND, THIRD AND FOURTH SEPARATE PARALLEL LINES OF FOLD WHICH DEFINE SAID FIVE JOINED SECTIONS, SAID LINES BEING PARALLEL TO TWO PARALLEL EDGES OF SAID SHEET AND PERPENDICULAR TO THE OTHER TWO PARALLEL EDGES OF SAID SHEET, THE TWO EDGES OF SAID SECOND SECTION WHICH ARE PERPENDICULAR TO SAID LINES BEING SERRATED, FIRST AND SECOND RECTANGULAR SHEET MEMBERS, EACH MEMBER BEING SECURED TO A CORRESPONDING ONE OF THE TWO EDGES OF SAID FOURTH SECTION WHICH ARE PERPENDICULAR TO SAID LINES, FIRST AND SECOND RIGHT TRIANGLE SHEET ELEMENTS, ONE OF SAID ELEMENTS HAVING ONE LEG SECURED TO ONE SIDE OF SAID FIRST MEMBER AND THE OTHER LEG SECURED TO ONE EDGE OF SAID THIRD SECTION WHICH IS PERPENDICULAR TO SAID LINES IN SUCH MANNER THAT THE HYPOTENUSE OF SAID ONE ELEMENT EXTENDS BETWEEN SAID ONE SIDE OF SAID FIRST MEMBE R AND SAID SECOND LINE, THE OTHER OF SAID ELEMENTS HAVING ONE LEG SECURED TO ONE SIDE OF SAID SECOND MEMBER AND THE OTHER LEG SECURED TO THE OTHER EDGE OF SAID THIRD SECTION WHICH IS PERPENDICULAR TO SAID LINES IN SUCH MANNER THAT THE HYPOTENUSE OF SAID OTHER ELEMENT EXTENDS BETWEEN SAID ONE SIDE OF SAID SECOND MEMBER AND SAID SECOND LINE.
Claim 2
Dependent Claim
226 words
A FOLDABLE BOOK HOLDER COMPRISING A RECTANGULAR SHEET PROVIDED WITH FIRST, SECOND, THIRD, FOURTH, AND FIFTH JOINED RECTANGULAR SECTIONS WHICH ARE FOLDABLE ALONG FIRST, SECOND, THIRD AND FOURTH SEPARATE PARALLEL LINES OF FOLD WHICH DEFINE SAID FIVE JOINED SECTIONS, SAID LINES BEING PARALLEL TO TWO PARALLEL EDGES OF SAID SHEET AND PERPENDICULAR TO THE OTHER TWO PARALLEL EDGES OF SAID SHEET, THE TWO EDGES OF SAID SECOND SECTION WHICH ARE PERPENDICULAR TO SAID LINES BEING SERRATED, FIRST AND SECOND RECTANGULAR SHEET MEMBERS, EACH MEMBER BEING SECURED TO A CORRESPONDING ONE OF THE TWO EDGES OF SAID FOURTH SECTION WHICH ARE PERPENDICULAR TO SAID LINES, FIRST AND SECOND RIGHT TRIANGLE SHEET ELEMENTS, ONE OF SAID ELEMENTS HAVING ONE LEG SECURED TO ONE SIDE OF SAID FIRST MEMBER AND THE OTHER LEG SECURED TO ONE EDGE OF SAID THIRD SECTION WHICH IS PERPENDICULAR TO SAID LINES IN SUCH MANNER THAT THE HYPOTENUSE OF SAID ONE ELEMENT EXTENDS BETWEEN SAID ONE SIDE OF SAID FIRST MEMBE R AND SAID SECOND LINE, THE OTHER OF SAID ELEMENTS HAVING ONE LEG SECURED TO ONE SIDE OF SAID SECOND MEMBER AND THE OTHER LEG SECURED TO THE OTHER EDGE OF SAID THIRD SECTION WHICH IS PERPENDICULAR TO SAID LINES IN SUCH MANNER THAT THE HYPOTENUSE OF SAID OTHER ELEMENT EXTENDS BETWEEN SAID ONE SIDE OF SAID SECOND MEMBER AND SAID SECOND LINE.
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) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |