Patent US3188784A successfully refreshed from Google Patents.
US3188784A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrostatic precipitators
Assignee: Honeywell Inc
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Filing: 1962-12-07
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Granted: 1965-06-15
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Expires: 1982-12-07
Abstract
No abstract record available.
Inventors
- 👤 Keith M Nodolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:45
CPC Classifications
B; B03; B03C; B03C3/00; B03C3/34; B03C3/66; B03C3/68
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
IN AN ELECTRONIC GAS PURIFYING SYSTEM, THE COMBINATION COMPRISING: A HOUSING FOR THE PURIFYING SYSTEM AND INCLUDING AN ACCESS DOOR; POWER SUPPLY MEANS HAVING LOW VOLTAGE INPUT MEANS, A HIGH VOLTAGE OUTPUT TERMINAL AND A GROUNDED TERMINAL; GAS PARTICLE IONIZING MEANS HAVING FIRST AND SECOND SETS OF ELECTRODES INTERLEAVED AND SPACED APART FROM ONE ANOTHER; GAS PARTICLE COLLECTING MEANS HAVING FIRST AND SECOND SETS OF PLATES INTERLEAVED AND SPACED APART FROM ONE ANOTHER; MEANS CONNECTING FIRST SET OF ELECTRODES IN COMMON WITH THE HIGH VOLTAGE TERMINAL OF SAID POWER SUPPLY MEANS; MEANS CONNECTING SAID SECOND SET OF ELECTRODES IN COMMON WITH THE GROUNDED TERMINAL OF SAID POWER SUPPLY; CURRENT LIMITING MEANS; MEANS INCLUDING SAID CURRENT LIMITING MEANS CONNECTING SAID FIRST SET OF PLATES TO SAID HIGH VOLTAGE TERMINAL OF SAID POWER SUPPLY MEANS, MEANS CONNECTING SAID SECOND SET OF PLATES IN COMMON WITH SAID GROUNDED TERMINAL OF
Claim 2
Dependent Claim
147 words
IN AN ELECTRONIC GAS PURIFYING SYSTEM, THE COMBINATION COMPRISING: A HOUSING FOR THE PURIFYING SYSTEM AND INCLUDING AN ACCESS DOOR; POWER SUPPLY MEANS HAVING LOW VOLTAGE INPUT MEANS, A HIGH VOLTAGE OUTPUT TERMINAL AND A GROUNDED TERMINAL; GAS PARTICLE IONIZING MEANS HAVING FIRST AND SECOND SETS OF ELECTRODES INTERLEAVED AND SPACED APART FROM ONE ANOTHER; GAS PARTICLE COLLECTING MEANS HAVING FIRST AND SECOND SETS OF PLATES INTERLEAVED AND SPACED APART FROM ONE ANOTHER; MEANS CONNECTING FIRST SET OF ELECTRODES IN COMMON WITH THE HIGH VOLTAGE TERMINAL OF SAID POWER SUPPLY MEANS; MEANS CONNECTING SAID SECOND SET OF ELECTRODES IN COMMON WITH THE GROUNDED TERMINAL OF SAID POWER SUPPLY; CURRENT LIMITING MEANS; MEANS INCLUDING SAID CURRENT LIMITING MEANS CONNECTING SAID FIRST SET OF PLATES TO SAID HIGH VOLTAGE TERMINAL OF SAID POWER SUPPLY MEANS, MEANS CONNECTING SAID SECOND SET OF PLATES IN COMMON WITH SAID GROUNDED TERMINAL OF
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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) | 1968-06-14 | 1968-12-14 | 1969-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-14 | 1972-12-14 | 1973-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-14 | 1976-12-14 | 1977-06-15 | $7700.00 | Window Closed / Lapsed |