US3271536A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical switch with contact grounding strap
Assignee: Indak Manufacturing Corp
•
Filing: 1965-11-08
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Granted: 1966-09-06
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Expires: 1985-11-08
Abstract
No abstract record available.
Inventors
- 👤 William N Schink
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 17:43
CPC Classifications
H; H01; H01H; H01H9/00; H01H9/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
AN ELECTRICAL SWITCH, COMPRISING THE COMBINATION OF A METAL CASING, AN INSULATING BOARD MOUNTED ON SAID CASING, A PLURALITY OF CONTACTS IN SAID CASING AND MOUNTED ON SAID INSULATING BOARD, A CONTACTOR MOVABLE IN SAID CASING INTO ENGAGEMENT WITH SAID CONTACTS, A METAL STRAP MOUNTED ON SAID INSULATING BOARD AND CONNECTED TO ONE OF SAID CONTACTS, SAID STRAP HAVING A SLOT THEREIN,
Claim 2
Dependent Claim
62 words
AN ELECTRICAL SWITCH, COMPRISING THE COMBINATION OF A METAL CASING, AN INSULATING BOARD MOUNTED ON SAID CASING, A PLURALITY OF CONTACTS IN SAID CASING AND MOUNTED ON SAID INSULATING BOARD, A CONTACTOR MOVABLE IN SAID CASING INTO ENGAGEMENT WITH SAID CONTACTS, A METAL STRAP MOUNTED ON SAID INSULATING BOARD AND CONNECTED TO ONE OF SAID CONTACTS, SAID STRAP HAVING A SLOT THEREIN,
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |