US3237005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lamp filter housing assembly
Assignee: Atlas Electric Devices Co
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Filing: 1963-03-26
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Granted: 1966-02-22
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Expires: 1983-03-26
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Norton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:27
CPC Classifications
F; F21; F21V; F21V29/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
A LAMP FILTER HOUSING COMPRISNG AN OUTER FILTER TUBE OF GLASSLIKE MATERIAL HAVING RETAINING MEANS ADJACENT THE OPPOSITE END THEREOF, A FIRST FITTING HAVING A PAIR OF RETAINING MEANS THEREON, ONE OF SAID RETAINING MEANS BEING SUBSTANTIALLY COMPLEMENTARY TO AND DETACHABLY INTERFITTING WITH ONE OF THE OUTER FILTER TUBE RETAINING MEANS, AND THE OTHER RETAINING MEANS BEING SUBSTANTIALLY COMPLEMENTARY TO AND DETACHABLY INTERFITTING WITH ONE END OF A LAMP, A SECOND FITTING HAVING A PAIR OF RETAINING MEANS THEREON, ONE OF SAID SECOND FITTING RETAINING MEANS BEING SUBSTANTIALLY COMPLEMENTARY TO AND DETACHABLY INTERFITTING WITH ONE OF THE OUTER FILTER TUBE RETAINING MEANS AND THE OTHER OF SAID SECOND FITTING RETAINING MEANS AND SUBSTANTIALLY COMPLEMENTARY TO AND DETACHABLY INTERFITTING WITH A PLUMBLING FITTING, SAID FIRST AND SECOND FITTING HAVING MEANS THEREON FOR RELEASABLY SUPPORTING AN INNER FILTER TUBE, AND AN ELONGATED INNER FILTER TUBE OF GLASSLIKE MATERIAL RELEASABLY SUPPORTED ADJACENT ITS OPPOSITE ENDS THEREBY IN CONCENTRIC RELATION WITHIN SAID OUTER FILTER TUBE, SAID SECOND FITTING HAVING FURTHER MEANS SUBSTANTIALLY COMPLEMENTARY TO AND DETACHABLY INTERFITTING WITH THE OPPOSITE END OF A LAMP.
Claim 2
Dependent Claim
180 words
A LAMP FILTER HOUSING COMPRISNG AN OUTER FILTER TUBE OF GLASSLIKE MATERIAL HAVING RETAINING MEANS ADJACENT THE OPPOSITE END THEREOF, A FIRST FITTING HAVING A PAIR OF RETAINING MEANS THEREON, ONE OF SAID RETAINING MEANS BEING SUBSTANTIALLY COMPLEMENTARY TO AND DETACHABLY INTERFITTING WITH ONE OF THE OUTER FILTER TUBE RETAINING MEANS, AND THE OTHER RETAINING MEANS BEING SUBSTANTIALLY COMPLEMENTARY TO AND DETACHABLY INTERFITTING WITH ONE END OF A LAMP, A SECOND FITTING HAVING A PAIR OF RETAINING MEANS THEREON, ONE OF SAID SECOND FITTING RETAINING MEANS BEING SUBSTANTIALLY COMPLEMENTARY TO AND DETACHABLY INTERFITTING WITH ONE OF THE OUTER FILTER TUBE RETAINING MEANS AND THE OTHER OF SAID SECOND FITTING RETAINING MEANS AND SUBSTANTIALLY COMPLEMENTARY TO AND DETACHABLY INTERFITTING WITH A PLUMBLING FITTING, SAID FIRST AND SECOND FITTING HAVING MEANS THEREON FOR RELEASABLY SUPPORTING AN INNER FILTER TUBE, AND AN ELONGATED INNER FILTER TUBE OF GLASSLIKE MATERIAL RELEASABLY SUPPORTED ADJACENT ITS OPPOSITE ENDS THEREBY IN CONCENTRIC RELATION WITHIN SAID OUTER FILTER TUBE, SAID SECOND FITTING HAVING FURTHER MEANS SUBSTANTIALLY COMPLEMENTARY TO AND DETACHABLY INTERFITTING WITH THE OPPOSITE END OF A LAMP.
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) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |