US3091886A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Book holder
Assignee: Individual
•
Filing: 1961-08-28
•
Granted: 1963-06-04
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Expires: 1981-08-28
Abstract
No abstract record available.
Inventors
- 👤 Donald W Nutting
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:40
CPC Classifications
A; A47; A47B; A47B23/00; A47B23/007; A47B91/00; A47B91/02; F; F16; F16M; F16M11/00; F16M11/02; F16M11/04; F16M11/06; F16M11/10; F16M11/18; F16M11/20; F16M11/2007; F16M11/2014; F16M11/24; F16M11/26; F16M11/28; A47B2220/00; A47B2220/0091; A47B2220/0094; F16M2200/00; F16M2200/06; F16M2200/061
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
163 words
IN COMBINATION WITH A FRAME HAVING AN OUTSTANDING SUPPORTING ARM, A BOOK HOLDER ADAPTED TO BE CARRIED AT THE BASE OF THE SUPPORTING ARM, AND COMPRISING A T LEG DEPENDING FROM THE ARM, A DOUBLE-CROTCH U-CLAMP HAVING ONE CROTCH EMBRACING THE ARMS OF THE T LEG WHEREBY TO PERMIT ROTATION OF THE CLAMP ABOUT THE AXIS OF THE ARMS OF THE T LEG, A LOCK BOLT SPANNING THE OTHER CROTCH OF THE CLAMP AND BEING ADAPTED TO BRING THE LEGS OF CLAMP TOGETHER TO LOCK IT UPON THE T LEG, A SHAFT EXTENDING FROM THE SIDE OF THE BOLT AND BETWEEN THE LEGS AND ALONG THE AXIS OF THE CLAMP, A FLANGED SLEEVE ROTATABLY MOUNTED UPON THE SHAFT WITH THE FLANGE THEREOF CARRYING A LAMP HOLDING MEANS, A LOCKABLE SLEEVE TELESCOPICALLY MOUNTED UPON THE FIRST SAID SLEEVE AND CARRYING A BOOK HOLDING MEANS AND MEANS ADAPTED TO LOCK THE SECOND SLEEVE UPON THE FIRST AND TO LOCK THE FIRST SLEEVE UPON THE SHAFT.
Claim 2
Dependent Claim
163 words
IN COMBINATION WITH A FRAME HAVING AN OUTSTANDING SUPPORTING ARM, A BOOK HOLDER ADAPTED TO BE CARRIED AT THE BASE OF THE SUPPORTING ARM, AND COMPRISING A T LEG DEPENDING FROM THE ARM, A DOUBLE-CROTCH U-CLAMP HAVING ONE CROTCH EMBRACING THE ARMS OF THE T LEG WHEREBY TO PERMIT ROTATION OF THE CLAMP ABOUT THE AXIS OF THE ARMS OF THE T LEG, A LOCK BOLT SPANNING THE OTHER CROTCH OF THE CLAMP AND BEING ADAPTED TO BRING THE LEGS OF CLAMP TOGETHER TO LOCK IT UPON THE T LEG, A SHAFT EXTENDING FROM THE SIDE OF THE BOLT AND BETWEEN THE LEGS AND ALONG THE AXIS OF THE CLAMP, A FLANGED SLEEVE ROTATABLY MOUNTED UPON THE SHAFT WITH THE FLANGE THEREOF CARRYING A LAMP HOLDING MEANS, A LOCKABLE SLEEVE TELESCOPICALLY MOUNTED UPON THE FIRST SAID SLEEVE AND CARRYING A BOOK HOLDING MEANS AND MEANS ADAPTED TO LOCK THE SECOND SLEEVE UPON THE FIRST AND TO LOCK THE FIRST SLEEVE UPON THE SHAFT.
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) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |