Patent US1949731A successfully refreshed from Google Patents.
Patent US3350531A successfully refreshed from Google Patents.
US3350531A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Switch assembly including indicating means
Assignee: Illinois Tool Works Inc
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Filing: 1966-07-13
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Granted: 1967-10-31
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Expires: 1986-07-13
Abstract
No abstract record available.
Inventors
- 👤 John A Koepke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:05
CPC Classifications
H; H01; H01C; H01C17/00; H01C17/02; H01H; H01H9/00; H01H9/16; H01H9/161; H01H9/162; H02; H02B; H02B1/00; H02B1/015; H02B1/04; H02B1/044
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A LIGHTED PUSH BUTTON SWITCH ASSEMBLY COMPRISING, IN COMBINATION, A HOUSING ELEMENT HAVING AT LEAST ONE SWITCH DEVICE MOUNTED THERETO, SAID SWITCH DEVICE INCLUDING ACTUATOR MEANS FOR OPENING AND CLOSING CONTACT ELEMENTS CONTAINED WITHIN SAID SWITCH DEVICE, LAMP MEANS INCLUDING A REMOVABLE BULB MOUNTED TO SAID HOUSING ELEMENT, AND A HOLLOW PUSH BUTTON ELEMENT MOUNTED FOR RELATIVE MOVEMENT ON SAID HOUSING ELEMENT WITH A PORTION THEREOF DISPOSED IN ENGAGEMENT WITH SAID ACTUATOR MEANS FOR OPERATING THE SWITCH DEVICE, THE HOLLOW PORTION OF SAID PUSH BUTTON BEING ALIGNED WITH SAID LAMP MEANS WHEREBY SAID PUSH BUTTON MAY BE ACTUATED WITHOUT MOVEMENT OF
Claim 2
Dependent Claim
101 words
A LIGHTED PUSH BUTTON SWITCH ASSEMBLY COMPRISING, IN COMBINATION, A HOUSING ELEMENT HAVING AT LEAST ONE SWITCH DEVICE MOUNTED THERETO, SAID SWITCH DEVICE INCLUDING ACTUATOR MEANS FOR OPENING AND CLOSING CONTACT ELEMENTS CONTAINED WITHIN SAID SWITCH DEVICE, LAMP MEANS INCLUDING A REMOVABLE BULB MOUNTED TO SAID HOUSING ELEMENT, AND A HOLLOW PUSH BUTTON ELEMENT MOUNTED FOR RELATIVE MOVEMENT ON SAID HOUSING ELEMENT WITH A PORTION THEREOF DISPOSED IN ENGAGEMENT WITH SAID ACTUATOR MEANS FOR OPERATING THE SWITCH DEVICE, THE HOLLOW PORTION OF SAID PUSH BUTTON BEING ALIGNED WITH SAID LAMP MEANS WHEREBY SAID PUSH BUTTON MAY BE ACTUATED WITHOUT MOVEMENT OF
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |