US3144525A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Punched card reader
Assignee: Fma Inc
•
Filing: 1962-10-29
•
Granted: 1964-08-11
•
Expires: 1982-10-29
Abstract
No abstract record available.
Inventors
- 👤 George S Fenn
- 👤 Robert F Kiddle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:16
CPC Classifications
G; G06; G06K; G06K7/00; G06K7/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A PUNCHED CARD READER COMPRISING: AN ELECTRICALLY CONDUCTIVE PLATE; A HOUSING STRUCTURE POSITIONED OVER SAID PLATE AND ADAPTED TO BE SELECTIVELY MOVED TOWARD AND AWAY FROM SAID PLATE; A RESILIENT PAD MOUNTED IN SAID HOUSING STRUCTURE AND PARALLEL TO SAID PLATE; AND A PREDETERMINED NUMBER OF ELECTRICALLY CONDUCTIVE PINS SLIDABLY MOUNTED IN SAID HOUSING STRUCTURE IN A POSITION THAT IS PERPENDICULAR TO BOTH SAID PAD AND SAID PLATE, SAID PINS BEING IN PRESSURE CONTACT WITH SAID PAD AT ONE END AND CONTIGUOUS TO SAID PLATE AT THE OTHER END THEREOF.
Claim 2
Dependent Claim
90 words
A PUNCHED CARD READER COMPRISING: AN ELECTRICALLY CONDUCTIVE PLATE; A HOUSING STRUCTURE POSITIONED OVER SAID PLATE AND ADAPTED TO BE SELECTIVELY MOVED TOWARD AND AWAY FROM SAID PLATE; A RESILIENT PAD MOUNTED IN SAID HOUSING STRUCTURE AND PARALLEL TO SAID PLATE; AND A PREDETERMINED NUMBER OF ELECTRICALLY CONDUCTIVE PINS SLIDABLY MOUNTED IN SAID HOUSING STRUCTURE IN A POSITION THAT IS PERPENDICULAR TO BOTH SAID PAD AND SAID PLATE, SAID PINS BEING IN PRESSURE CONTACT WITH SAID PAD AT ONE END AND CONTIGUOUS TO SAID PLATE AT THE OTHER END THEREOF.
References Cited (Backward Citations)
US2575052A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |