Patent US3125309A successfully refreshed from Google Patents.
US3125309A
Expired / Lapsed
US
⏱️ 0.0 years remaining
moyano
Assignee: —
•
Filing: —
•
Granted: 1964-03-17
•
Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:13
CPC Classifications
G; G01; G01D; G01D15/00; G01D15/24
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
90 words
IN A RECORDING INSTRUMENT, OR THE LIKE, HAVING A SUPPLY ROLL WITH A STRIP CHART, OR THE LIKE, WOUND THEREON, MEANS ROTATABLY SUPPORTING SAID ROLL, A DRUM DRIVINGLY ENGAGING SAID CHART, MEANS INCLUDING A MEMBER OPERATING BETWEEN INITIAL AND SECOND POSITIONS FOR OPERATING THE DRIVE DRUM TO DRIVE THE CHART THEREOVER DURING OPERATION TO SECOND POSITION AND ALLOWING THE CHART TO REMAIN STATIONARY DURING A RETURN TO INITIAL POSITION, A PIVOTAL LEVER, A ROD EXTENDING FROM A SIDE OF SAID LEVER TRANSVERSELY OF AND ENGAGING THE CHART BETWEEN THE SUPPLY
References Cited (Backward Citations)
US1981256A
Cited
US1400287A
Cited
US1648769A
Cited
US1941597A
Cited
US2536066A
Cited
US2530961A
Cited
US2957638A
Cited
US3025017A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |