US3142891A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming rigid contact tails
Assignee: Elco Corp
•
Filing: 1961-04-18
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Granted: 1964-08-04
•
Expires: 1981-04-18
Abstract
No abstract record available.
Inventors
- 👤 Lawrence R Travis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:24
CPC Classifications
H; H01; H01R; H01R43/00; H01R43/16; H01R13/00; H01R13/40; H01R13/42; H01R13/428; H01R13/432; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49204
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
THE METHOD OF MANUFACTURING A ONE-PIECE CONTACT HAVING THE CONTRADICTORY PROPERTIES OF A RESILIENT HEAD SECTION OF THIN RECTANGULAR MATERIAL AND A STIFF, SHARPLY DEFINED TAIL SECTION OF A SUBSTANTIALLY THICKER RECTANGULAR CROSS-SECTION THAN SAID HEAD SECTION, SAID METHOD COMPRISING PROVIDING A ONE-PIECE BLANK OF UNIFORM THIN RECTANGULAR CROSS-SECTION WHICH IS ESSENTIALLY COMPLETELY THIN AND RESILIENT THROUGHOUT, SAID BLANK INCLUDING A RESILIENT HEAD SECTION OF THIN RECTANGULAR MATERIAL AND A RESILIENT TAIL SECTION OF SAID BLANK EACH HAVING A SHORT RECTANGULAR DIMENSION AND A LONG RECTANGULAR DIMENSION; SUBJECTING SAID THIN RESILIENT TAIL SECTION INCLUDING THE SHORT DIMENSION THEREOF TO THE ACTION OF A PAIR OF CONFINING DIES DEFINING SAID SHARPLY DEFINED, SUBSTANTIALLY THICKER RECTANGULAR CROSS-SECTION WITH SHARP CORNERS, WHEREBY TO COLD COIN SAID BLANK TAIL SECTION AND TO INDUCE COLD FLOW THEREOF
Claim 2
Independent Claim
132 words
THE METHOD OF MANUFACTURING A ONE-PIECE CONTACT HAVING THE CONTRADICTORY PROPERTIES OF A RESILIENT HEAD SECTION OF THIN RECTANGULAR MATERIAL AND A STIFF, SHARPLY DEFINED TAIL SECTION OF A SUBSTANTIALLY THICKER RECTANGULAR CROSS-SECTION THAN SAID HEAD SECTION, SAID METHOD COMPRISING PROVIDING A ONE-PIECE BLANK OF UNIFORM THIN RECTANGULAR CROSS-SECTION WHICH IS ESSENTIALLY COMPLETELY THIN AND RESILIENT THROUGHOUT, SAID BLANK INCLUDING A RESILIENT HEAD SECTION OF THIN RECTANGULAR MATERIAL AND A RESILIENT TAIL SECTION OF SAID BLANK EACH HAVING A SHORT RECTANGULAR DIMENSION AND A LONG RECTANGULAR DIMENSION; SUBJECTING SAID THIN RESILIENT TAIL SECTION INCLUDING THE SHORT DIMENSION THEREOF TO THE ACTION OF A PAIR OF CONFINING DIES DEFINING SAID SHARPLY DEFINED, SUBSTANTIALLY THICKER RECTANGULAR CROSS-SECTION WITH SHARP CORNERS, WHEREBY TO COLD COIN SAID BLANK TAIL SECTION AND TO INDUCE COLD FLOW THEREOF
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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) | 1967-08-04 | 1968-02-03 | 1968-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-04 | 1972-02-03 | 1972-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-04 | 1976-02-03 | 1976-08-04 | $7700.00 | Window Closed / Lapsed |