US3274426A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric lamp with fuse
Assignee: GTE Sylvania Inc
•
Filing: 1962-05-07
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Granted: 1966-09-20
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Expires: 1982-05-07
Abstract
No abstract record available.
Inventors
- 👤 Robert F Scoledge
- 👤 Robert P Bonazoli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:43
CPC Classifications
H; H01; H01K; H01K1/00; H01K1/62; H01K1/66
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
AN ELECTRIC LAMP COMPRISING AN ENVELOPE HAVING AT LEAST ONE FLATTENED END, A LEAD-IN CONDUCTOR EXTENDING THROUGH SAID END, A HOLLOW INSULATING END CAP HAVING AN OPENING WITH A RIM AT ONE END OF SAID CAP AND BEING SLOTTED AT THE OTHER END TO FIT OVER SAID FLATTENED END OF SAID ENVELOPE, CONTACT MEANS, A FUSE INSIDE SAID END CAP AND CONNECTED BETWEEN SAID CONTACT MEANS AND SAID LEADIN CONDUCTOR, AN INSULATING CYLINDER INSIDE SAID END CAP AND ENCLOSING THE OUTSIDE END OF SAID LEAD-IN CONDUCTOR AND AT LEAST PART OF SAID FUSE, SAID INSULATING CYLINDER FORCING SAID CONTACT MEANS AGAINST THE INTERNAL RIM OF SAID CAP.
Claim 2
Dependent Claim
107 words
AN ELECTRIC LAMP COMPRISING AN ENVELOPE HAVING AT LEAST ONE FLATTENED END, A LEAD-IN CONDUCTOR EXTENDING THROUGH SAID END, A HOLLOW INSULATING END CAP HAVING AN OPENING WITH A RIM AT ONE END OF SAID CAP AND BEING SLOTTED AT THE OTHER END TO FIT OVER SAID FLATTENED END OF SAID ENVELOPE, CONTACT MEANS, A FUSE INSIDE SAID END CAP AND CONNECTED BETWEEN SAID CONTACT MEANS AND SAID LEADIN CONDUCTOR, AN INSULATING CYLINDER INSIDE SAID END CAP AND ENCLOSING THE OUTSIDE END OF SAID LEAD-IN CONDUCTOR AND AT LEAST PART OF SAID FUSE, SAID INSULATING CYLINDER FORCING SAID CONTACT MEANS AGAINST THE INTERNAL RIM OF SAID CAP.
References Cited (Backward Citations)
US2156988A
Cited
US3001096A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |