US3235969A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drawing instrument
Assignee: Individual
•
Filing: 1964-07-13
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Granted: 1966-02-22
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Expires: 1984-07-13
Abstract
No abstract record available.
Inventors
- 👤 Chester W Rose
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:09
CPC Classifications
B; B43; B43L; B43L13/00; B43L13/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A DRAWING INSTRUMENT FOR DRAWING BROKEN LINES COMPRISING A FIRST RIBBON-LIKE STRIP HAVING A SERIES OF OPENINGS FORMED IN PREDETERMINED SPACED RELATION ALONG THE LENGTH THEREOF, AND A SECOND RIBBON-LIKE STRIP COEXTENSIVE WITH SAID FIRST STRIP AND BEING SECURED IN SUPERIMPOSED RELATION ON SAID FIRST STRIP, SAID SECOND RIBBONLIKE STRIP HAVING A FOLD DEFINING A LONGITUDINAL, FOLDED GUIDE EDGE PARTIALLY OVERLAPPING THE OPENINGS ALONG THE LENGTH OF SAID FIRST STRIP.
Claim 2
Dependent Claim
70 words
A DRAWING INSTRUMENT FOR DRAWING BROKEN LINES COMPRISING A FIRST RIBBON-LIKE STRIP HAVING A SERIES OF OPENINGS FORMED IN PREDETERMINED SPACED RELATION ALONG THE LENGTH THEREOF, AND A SECOND RIBBON-LIKE STRIP COEXTENSIVE WITH SAID FIRST STRIP AND BEING SECURED IN SUPERIMPOSED RELATION ON SAID FIRST STRIP, SAID SECOND RIBBONLIKE STRIP HAVING A FOLD DEFINING A LONGITUDINAL, FOLDED GUIDE EDGE PARTIALLY OVERLAPPING THE OPENINGS ALONG THE LENGTH OF SAID FIRST STRIP.
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) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |