US3397323A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Timer
Assignee: Duracell Inc USA
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Filing: 1966-03-24
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Granted: 1968-08-13
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Expires: 1986-03-24
Abstract
No abstract record available.
Inventors
- 👤 James A Hirsch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:02
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/28; H03K17/292
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
189 words
A TIMER COMPRISING: A POWER SOURCE; A RELAY MEANS FOR APPLYING POWER FROM SAID POWER SOURCE TO A LOAD AND FOR ENERGIZING A SOLENOID; AN ELECTRONIC SWITCHING MEANS FOR OPERATING SAID RELAY MEANS SO AS TO REMOVE POWER FROM SAID LOAD AND DEENERGIZE SAID SOLENOID; A TIMING CIRCUIT FOR ENERGIZING SAID ELECTRONIC SWITCHING MEANS AFTER A PREDETERMINED TIME, SAID TIMING CIRCUIT BEING CONNECTED TO SAID ELECTRONIC SWITHCING MEANS; A PLURALITY OF TIMING NETWORKS FOR DETERMINING DIFFERENT TIME INTERVALS FOR SAID TIMING CIRCUIT, SAID TIMING NETWORKS BEING CONNECTED TO SAID TIMING CIRCUIT; A PLURALITY OF SWITCHES, EACH OF SAID SWITCHES HAVING A FIRST CONTACT MEMBER FOR ENERGIZING SAID RELAY MEANS AND A SECOND CONTACT MEMBER FOR CONNECTING ONE OF SAID TIMING NETWORKS TO SAID POWER SOURCE SO AS TO ENERGIZE SAID TIMING CIRCUIT, SAID SWITCHES BEING CONNECTED TO SAID POWER SOURCE AND IN CIRCUIT WITH SAID RELAY MEANS AND SAID TIMING NETWORKS; AND MEANS FOR LATCHING SAID SWITCHES IN AN ACTUATED POSITION WHEN SAID RELAY IS ENERGIZED, SAID LATCHING MEANS BEING CONNECTED TO AND OPERATED BY SAID SOLENOID SO AS TO RELEASE SAID SWITCHES WHEN SAID RELAY MEANS IS DEENERGIZED.
Claim 2
Dependent Claim
189 words
A TIMER COMPRISING: A POWER SOURCE; A RELAY MEANS FOR APPLYING POWER FROM SAID POWER SOURCE TO A LOAD AND FOR ENERGIZING A SOLENOID; AN ELECTRONIC SWITCHING MEANS FOR OPERATING SAID RELAY MEANS SO AS TO REMOVE POWER FROM SAID LOAD AND DEENERGIZE SAID SOLENOID; A TIMING CIRCUIT FOR ENERGIZING SAID ELECTRONIC SWITCHING MEANS AFTER A PREDETERMINED TIME, SAID TIMING CIRCUIT BEING CONNECTED TO SAID ELECTRONIC SWITHCING MEANS; A PLURALITY OF TIMING NETWORKS FOR DETERMINING DIFFERENT TIME INTERVALS FOR SAID TIMING CIRCUIT, SAID TIMING NETWORKS BEING CONNECTED TO SAID TIMING CIRCUIT; A PLURALITY OF SWITCHES, EACH OF SAID SWITCHES HAVING A FIRST CONTACT MEMBER FOR ENERGIZING SAID RELAY MEANS AND A SECOND CONTACT MEMBER FOR CONNECTING ONE OF SAID TIMING NETWORKS TO SAID POWER SOURCE SO AS TO ENERGIZE SAID TIMING CIRCUIT, SAID SWITCHES BEING CONNECTED TO SAID POWER SOURCE AND IN CIRCUIT WITH SAID RELAY MEANS AND SAID TIMING NETWORKS; AND MEANS FOR LATCHING SAID SWITCHES IN AN ACTUATED POSITION WHEN SAID RELAY IS ENERGIZED, SAID LATCHING MEANS BEING CONNECTED TO AND OPERATED BY SAID SOLENOID SO AS TO RELEASE SAID SWITCHES WHEN SAID RELAY MEANS IS DEENERGIZED.
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) | 1971-08-13 | 1972-02-12 | 1972-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-13 | 1976-02-12 | 1976-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-13 | 1980-02-12 | 1980-08-13 | $7700.00 | Window Closed / Lapsed |