Patent US3223960A successfully refreshed from Google Patents.
US3223960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Contact with wave shaped tail sections
Assignee: Elco Corp
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Filing: 1962-12-07
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Granted: 1965-12-14
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Expires: 1982-12-07
Abstract
No abstract record available.
Inventors
- 👤 Herbert E Ruehlemann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:43
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/40; H01R13/405; H01R13/41; H01R9/00; H01R9/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49204
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A SUBSTANTIALLY FLAT CONTACT OF RECTANGULAR CROSS-SECTION, SAID CONTACT COMPRISING A BODY SECTION, A MATING SECTION AND A TAIL SECTION PROJECTING FROM SAID BODY SECTION, SAID BODY AND TAIL SECTIONS LYING SUBSTANTIALLY IN THE SAME PLANE, SAD TAIL SECTION INCLUDING A SUBSTANTIALLY UNIPLANAR ROOT HAVING FIRST AND SECOND EDGES EACH EXTENDING TO SAID BODY SECTION, AT LEAST ONE INTEGRAL LOCKING WING EXTENDING AWAY FROM AT LEAST ONE OF SAID EDGES AND LYING IN AT LEAST ONE PLANE INCLINED AT AN ACUTE ANGLES SUBSTANTIALLY LESS THAN NINETY DEGREES WITH RESPECT TO THE PLANE OF SAID BODY AND TAIL SECTIONS.
Claim 2
Dependent Claim
98 words
A SUBSTANTIALLY FLAT CONTACT OF RECTANGULAR CROSS-SECTION, SAID CONTACT COMPRISING A BODY SECTION, A MATING SECTION AND A TAIL SECTION PROJECTING FROM SAID BODY SECTION, SAID BODY AND TAIL SECTIONS LYING SUBSTANTIALLY IN THE SAME PLANE, SAD TAIL SECTION INCLUDING A SUBSTANTIALLY UNIPLANAR ROOT HAVING FIRST AND SECOND EDGES EACH EXTENDING TO SAID BODY SECTION, AT LEAST ONE INTEGRAL LOCKING WING EXTENDING AWAY FROM AT LEAST ONE OF SAID EDGES AND LYING IN AT LEAST ONE PLANE INCLINED AT AN ACUTE ANGLES SUBSTANTIALLY LESS THAN NINETY DEGREES WITH RESPECT TO THE PLANE OF SAID BODY AND TAIL SECTIONS.
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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) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |