US3106027A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Instructional device
Assignee: Individual
•
Filing: 1962-07-02
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Granted: 1963-10-08
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Expires: 1982-07-02
Abstract
No abstract record available.
Inventors
- 👤 Herbert A Thelen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:31
CPC Classifications
G; G09; G09B; G09B7/00; G09B7/06; G09B7/063
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
AN ELECTRIC INSTRUCTION DEVICE COMPRISING A SENSING DEVICE EQUIPPED WITH AN OPEN ELECTRIC CIRCUIT, SAID DEVICE COMPRISING A RIGID BASE, A PLURALITY OF SHEET RECEIVING POSTS ON ONE EDGE OF SAID BASE, AN ELECTRIC CONDUCTOR SHEET CONNECTED IN SAID CIRCUIT OVERLYING SUBSTANTIALLY THE ENTIRE TOP SURFACE OF SAID BASE AND SPACED FROM SAID POSTS, A NON-CONDUCTOR CONTROL SHEET THREADED ON SAID POSTS AND OVERLYING THE ELECTRIC CONDUCTOR SHEET, A NONPERFORATED SECOND ELECTRIC CONDUCTOR SHEET THREADED ON SAID POSTS AND HAVING COEXTENSIVE RELATIONSHIP WITH AND LYING FLAT OVER THE CONTROL SHEET TO NORMALLY CONCEAL SAME FROM VIEW, CLAMP MEANS CONNECTING SAID SECOND CONDUCTOR SHEET IN SAID CIRCUIT, SAID CONTROL SHEET HAVING A PLURALITY OF PERFORATIONS ARRANGED IN PREDETERMINED POSITIONS THEREIN AND NORMALLY HOLDING THE CONDUCTOR
Claim 2
Dependent Claim
124 words
AN ELECTRIC INSTRUCTION DEVICE COMPRISING A SENSING DEVICE EQUIPPED WITH AN OPEN ELECTRIC CIRCUIT, SAID DEVICE COMPRISING A RIGID BASE, A PLURALITY OF SHEET RECEIVING POSTS ON ONE EDGE OF SAID BASE, AN ELECTRIC CONDUCTOR SHEET CONNECTED IN SAID CIRCUIT OVERLYING SUBSTANTIALLY THE ENTIRE TOP SURFACE OF SAID BASE AND SPACED FROM SAID POSTS, A NON-CONDUCTOR CONTROL SHEET THREADED ON SAID POSTS AND OVERLYING THE ELECTRIC CONDUCTOR SHEET, A NONPERFORATED SECOND ELECTRIC CONDUCTOR SHEET THREADED ON SAID POSTS AND HAVING COEXTENSIVE RELATIONSHIP WITH AND LYING FLAT OVER THE CONTROL SHEET TO NORMALLY CONCEAL SAME FROM VIEW, CLAMP MEANS CONNECTING SAID SECOND CONDUCTOR SHEET IN SAID CIRCUIT, SAID CONTROL SHEET HAVING A PLURALITY OF PERFORATIONS ARRANGED IN PREDETERMINED POSITIONS THEREIN AND NORMALLY HOLDING THE CONDUCTOR
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) | 1966-10-07 | 1967-04-08 | 1967-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-07 | 1971-04-08 | 1971-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-07 | 1975-04-08 | 1975-10-08 | $7700.00 | Window Closed / Lapsed |