US3264516A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tubular incandescent lamp
Assignee: Osram GmbH
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Filing: 1962-10-17
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Granted: 1966-08-02
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Expires: 1982-10-17
Abstract
No abstract record available.
Inventors
- 👤 Paschedag Hans Joachim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:54
CPC Classifications
H; H01; H01K; H01K1/00; H01K1/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A HALOGEN-CONTAINING TUBULAR INCANDESCENT LAMP COMPRISING A TUBULAR ENVELOPE OF LIGHT-TRANSMITTING VITREOUS MATERIAL CLOSED BY A SEAL PORTION ADJACENT EACH END THEREOF, LEAD-IN CONDUCTORS EXTENDING THROUGH RESPECTIVE SAID SEAL PORTIONS, A FILAMENT EXTENDING LONGITUDINALLY WITHIN SAID ENVELOPE AND ELECTRICALLY CONNECTED AT ITS ENDS TO RESPECTIVE SAID LEAD-IN CONDUCTORS, THE END OF AT LEAST ONE SAID SEAL PORTION BEING SPACED INWARDLY FROM THE PROXIMATE END OF THE ENVELOPE AND DEFINING THEREAT A CHAMBER WHICH IS AN INTEGRAL UNITARY EXTENSION OF SAID ENVELOPE, AND A FUSE IN SAID CHAMBER CONNECTED TO THE ADJACENT LEAD-IN CONDUCTOR, AND TERMINAL MEANS AT THE SAID PROXIMATE END OF THE ENVELOPE CARRYING A CONTACT MEMBER ELECTRICALLY CONNECTED TO SAID FUSE.
Claim 2
Dependent Claim
113 words
A HALOGEN-CONTAINING TUBULAR INCANDESCENT LAMP COMPRISING A TUBULAR ENVELOPE OF LIGHT-TRANSMITTING VITREOUS MATERIAL CLOSED BY A SEAL PORTION ADJACENT EACH END THEREOF, LEAD-IN CONDUCTORS EXTENDING THROUGH RESPECTIVE SAID SEAL PORTIONS, A FILAMENT EXTENDING LONGITUDINALLY WITHIN SAID ENVELOPE AND ELECTRICALLY CONNECTED AT ITS ENDS TO RESPECTIVE SAID LEAD-IN CONDUCTORS, THE END OF AT LEAST ONE SAID SEAL PORTION BEING SPACED INWARDLY FROM THE PROXIMATE END OF THE ENVELOPE AND DEFINING THEREAT A CHAMBER WHICH IS AN INTEGRAL UNITARY EXTENSION OF SAID ENVELOPE, AND A FUSE IN SAID CHAMBER CONNECTED TO THE ADJACENT LEAD-IN CONDUCTOR, AND TERMINAL MEANS AT THE SAID PROXIMATE END OF THE ENVELOPE CARRYING A CONTACT MEMBER ELECTRICALLY CONNECTED TO SAID FUSE.
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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |