Patent US3128355A successfully refreshed from Google Patents.
US3128355A
Expired / Lapsed
US
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Plastic relay structure and method of making
Assignee: AT&T Inc
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Filing: 1959-10-19
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Granted: 1964-04-07
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Expires: 1979-10-19
Abstract
No abstract record available.
Inventors
- 👤 Evander K Fuller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:47
CPC Classifications
H; H01; H01H; H01H51/00; H01H51/02; H01H51/04; H01H51/06; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49105
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
82 words
A RELAY STRUCTURE COMPRISING A STRIP OF RESILIENT, INSULATING MATERIAL FORMED IN A LOOP WITH THE ENDS THEREOF SPACED FROM EACH OTHER, A PAIR OF CONTACTS ATTACHED TO SAID ENDS TO FORM A SWITCH GAP, AN ARMATURE SECURED TO THE INSIDE OF THE STRIP, AND A COIL SECURED TO THE INSIDE OF THE STRIP AND SPACED FROM SAID ARMATURE FOR ATTRACTING THE ARMATURE TO FLEX THE RESILIENT LOOP AND MOVE THE CONTACTS THROUGH THE SWITCH GAP AND INTO ENGAGEMENT WITH EACH OTHER.
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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) | 1967-04-07 | 1967-10-07 | 1968-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-07 | 1971-10-07 | 1972-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-07 | 1975-10-07 | 1976-04-07 | $7700.00 | Window Closed / Lapsed |