US3137269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1963-07-15
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Granted: 1964-06-16
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Expires: 1983-07-15
Abstract
No abstract record available.
Inventors
- 👤 Louis B Sager
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:47
CPC Classifications
B; B42; B42D; B42D9/00; B42D9/001; B42D9/004; B42D9/007
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
A BOOKMARK ADAPTED FOR USE WITH THE PRINTED PAGE OF A BOOK, COMPRISING A PAGE LOCATING MEMBER FORMED FROM A FLAT STRIP OF FLEXIBLE MATERIAL AND INCLUDING A HEAD PORTION AND A GUIDE STRIP, SAID HEAD PORTION HAVING A BASE CONNECTED TO SAID GUIDE STRIP AND TAB MEANS HINGEDLY CONNECTED WITH SAID BASE IN SPACED RELATION WITH SAID GUIDE STRIP AND MOVABLE OUT OF THE PLANE OF SAID BASE FOR RECEIVING THE MARGIN OF A PAGE THEREBETWEEN, AND PROJECTING MEANS CONNECTED WITH SAID BASE AND TAB MEANS AND EXTENDING BEYOND SAID MARGIN, SAID GUIDE STRIP EXTENDING ACROSS SAID PAGE, AND A LINE LOCATING MEMBER FORMED OF FLAT, FLEXIBLE MATERIAL AND HAVING SPACED PARALLEL SLOTS FORMED THEREIN, SAID GUIDE STRIP EXTENDING THROUGH SAID PARALLEL SLOTS OF SAID LINE LOCATING MEMBER AND BOTH BEING IN FLEXED CONDITION TO MAINTAIN A FRICTIONAL SLIDING ENGAGEMENT OF THE LINE LOCATING MEMBER ON SAID GUIDE STRIP, AND SAID LINE LOCATING MEMBER INCLUDING LINE IDENTIFYING MEANS THEREON.
Claim 2
Dependent Claim
160 words
A BOOKMARK ADAPTED FOR USE WITH THE PRINTED PAGE OF A BOOK, COMPRISING A PAGE LOCATING MEMBER FORMED FROM A FLAT STRIP OF FLEXIBLE MATERIAL AND INCLUDING A HEAD PORTION AND A GUIDE STRIP, SAID HEAD PORTION HAVING A BASE CONNECTED TO SAID GUIDE STRIP AND TAB MEANS HINGEDLY CONNECTED WITH SAID BASE IN SPACED RELATION WITH SAID GUIDE STRIP AND MOVABLE OUT OF THE PLANE OF SAID BASE FOR RECEIVING THE MARGIN OF A PAGE THEREBETWEEN, AND PROJECTING MEANS CONNECTED WITH SAID BASE AND TAB MEANS AND EXTENDING BEYOND SAID MARGIN, SAID GUIDE STRIP EXTENDING ACROSS SAID PAGE, AND A LINE LOCATING MEMBER FORMED OF FLAT, FLEXIBLE MATERIAL AND HAVING SPACED PARALLEL SLOTS FORMED THEREIN, SAID GUIDE STRIP EXTENDING THROUGH SAID PARALLEL SLOTS OF SAID LINE LOCATING MEMBER AND BOTH BEING IN FLEXED CONDITION TO MAINTAIN A FRICTIONAL SLIDING ENGAGEMENT OF THE LINE LOCATING MEMBER ON SAID GUIDE STRIP, AND SAID LINE LOCATING MEMBER INCLUDING LINE IDENTIFYING MEANS THEREON.
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) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |