US3109984A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Servomechanism hand control
Assignee: Applied Biosystems Inc
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Filing: 1958-05-28
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Granted: 1963-11-05
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Expires: 1978-05-28
Abstract
No abstract record available.
Inventors
- 👤 Morton H Mehr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:11
CPC Classifications
G; G05; G05G; G05G9/00; G05G9/02; G05G9/04; G05G9/047; G05G9/04785; B; B64; B64C; B64C13/00; G05D; G05D3/00; G05D3/10; G05B; G05B2219/00; G05B2219/30; G05B2219/35; G05B2219/35438; G05G2009/0474
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
113 words
A SERVOMECHANISM HAND CONTROL CIRCUIT COMPRISING A BASE MEANS; ELONGATED ACTUATING MEANS HAVING ONE END RIGIDLY AFFIXED TO SAID BASE MEANS AND THE OTHER END BEING FREE TO BE MANUALLY MOVED AND CHARACTERIZED BY THE ABILITY TO BEND UNDER THE APPLICATION OF EXTERNAL PHYSICAL FORCE BUT SUBSTANTIALLY UNYIELDING TO THE FORCES OF GRAVITY, SAID ACTUATING MEANS INCLUDING FIRST ELECTRICALLY CONDUCTIVE MEANS; SECOND ELECTRICALLY CONDUCTIVE MEANS IN SPACED ELECTRICALLY CAPACITIVE RELATIONSHIP WITH SAID FIRST AND SECOND CONDUCTIVE MEANS; AND A SOURCE OF ALTERNATING CURRENT CONNECTED TO ENERGIZE SAID BRIDGE CIRCUIT MEANS, WHEREBY A SIGNAL IS PRODUCED HAVING AN AMPLITUDE AND PHASE COMMENSURATE WITH THE AMOUNT AND DIRECTION OF FORCE APPLIED TO THE ACTUATING MEANS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |