US3321149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chart roll spindle
Assignee: Bausch and Lomb Inc
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Filing: 1966-03-24
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Granted: 1967-05-23
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Expires: 1986-03-24
Abstract
No abstract record available.
Inventors
- 👤 Peter M Andersen
- 👤 Kuyt Frits
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 15:43
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/18; B65H75/28; B41; B41J; B41J15/00; B41J15/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A CHART ROLL SPINDLE FOR A DRUM-TYPE CHART PLAYOUT AND TAKE-UP CHART DRIVE COMPRISING A CYLINDRICAL SPINDLE TUBE HAVING MEANS FOR CONNECTION TO A ROTARY DRIVE MEANS, SAID SPINDLE TUBE HAVING DISPOSED ON AN OUTER SURFACE MEANS FOR ADHESIVELY ATTACHING A FIRST CHART INCLUDING A THIN LAYER OF TACKY ADHESIVE MATERIAL, AND A THIN REMOVABLE NON-ADHESIVE LAYER OVERLYING PORTIONS OF THE ADHESIVE MATERIAL, WHEREBY A FIRST CHART MAY BE HELD ADHESIVELY TO THE SPINDLE TUBE DURING PLAYOUT OF THE CHART AND A SECOND CHART MAY BE ATTACHED TO THE SPINDLE TUBE DURING TAKE-UP BY REMOVING THE NON-ADHESIVE LAYER AND SECURING THE CHART TO THE SPINDLE TUBE BY LIGHT PRESSURE.
Claim 2
Dependent Claim
109 words
A CHART ROLL SPINDLE FOR A DRUM-TYPE CHART PLAYOUT AND TAKE-UP CHART DRIVE COMPRISING A CYLINDRICAL SPINDLE TUBE HAVING MEANS FOR CONNECTION TO A ROTARY DRIVE MEANS, SAID SPINDLE TUBE HAVING DISPOSED ON AN OUTER SURFACE MEANS FOR ADHESIVELY ATTACHING A FIRST CHART INCLUDING A THIN LAYER OF TACKY ADHESIVE MATERIAL, AND A THIN REMOVABLE NON-ADHESIVE LAYER OVERLYING PORTIONS OF THE ADHESIVE MATERIAL, WHEREBY A FIRST CHART MAY BE HELD ADHESIVELY TO THE SPINDLE TUBE DURING PLAYOUT OF THE CHART AND A SECOND CHART MAY BE ATTACHED TO THE SPINDLE TUBE DURING TAKE-UP BY REMOVING THE NON-ADHESIVE LAYER AND SECURING THE CHART TO THE SPINDLE TUBE BY LIGHT PRESSURE.
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) | 1970-05-22 | 1970-11-21 | 1971-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-22 | 1974-11-21 | 1975-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-22 | 1978-11-21 | 1979-05-23 | $7700.00 | Window Closed / Lapsed |