US3553712A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multipoint-multibank recording system
Assignee: Leeds and Northrup Co
•
Filing: 1968-09-30
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Granted: 1971-01-05
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Expires: 1988-09-30
Abstract
Abstract A RECORDING SYSTEM WHEREBY A MULTIPOINT RECORDER HAVING A RECORDING CAPABILITY OF A FIXED NUMBER OF POINTS IS UTILIZED WITH BANK RELAYS FOR INDICATING AND/OR RECORDING MANY TIMES THE NUMBER OF POINTS THE RECORDER IS DESIGNED TO RECORD. THE SYSTEM EMPLOYS A SINGLE BANK-SELECTOR SWITCH CONTROLLING THE BANK RELAYS AND PROVIDING FOR PRODUCTION OF ANY OF SEVERAL TYPES OF RECORDS EACH CHARACTERISTIC OF A SELECTED MODE OF SYSTEM OPERATION.
Inventors
- 👤 Samuel J Macmullan
- 👤 Kenneth B Parker Jr
- 👤 Albert E Paschkis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:59
CPC Classifications
G; G01; G01D; G01D9/00; G01D9/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-04 | 1974-07-06 | 1975-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-04 | 1978-07-06 | 1979-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-04 | 1982-07-06 | 1983-01-05 | $7700.00 | Window Closed / Lapsed |