US3341837A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jam warning control circuit
Assignee: Instrumentation and Control Systems Inc
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Filing: 1965-02-01
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Granted: 1967-09-12
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Expires: 1985-02-01
Abstract
No abstract record available.
Inventors
- 👤 Washington Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:36
CPC Classifications
D; D06; D06F; D06F95/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
97 words
A JAM WARNING SYSTEM FOR MONITORING THE FLOW OF WORK PIECES THROUGH A MACHINE, MEANS RESPONSIVE TO AN ENTRANCE OF A WORK PIECE INTO SAID MACHINE FOR STORING A MEMORY OF SAID ENTRANCE, MEANS RESPONSIVE TO AN EXIT OF A WORK PIECE FROM SAID MACHINE FOR CANCELING SAID MEMORY, ALARM MEANS RESPONSIVE TO THE MEMORY STORAGE OF THE ENTRANCE OF A PREDETERMINED NUMBER OF SAID WORK PIECES WITHOUT AN EXIT OF ANY PIECES FOR GIVING AN ALARM, AND MEANS RESPONSIVE TO SAID ALARM MEANS FOR TRANSFERRING SAID FLOW OF WORK PIECES FROM SAID MACHINE TO ANOTHER MACHINE.
References Cited (Backward Citations)
GB764607A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-11 | 1971-03-13 | 1971-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-11 | 1975-03-13 | 1975-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-11 | 1979-03-13 | 1979-09-12 | $7700.00 | Window Closed / Lapsed |