Patent US4557541A successfully refreshed from Google Patents.
Patent US3249904A successfully refreshed from Google Patents.
US3249904A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass enclosed carbon-film resistor
Assignee: Texas Instruments Inc
•
Filing: 1965-04-06
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Granted: 1966-05-03
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Expires: 1985-04-06
Abstract
No abstract record available.
Inventors
- 👤 Stephen N Karalis
- 👤 John R Pies
- 👤 Cecil L Slattum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:50
CPC Classifications
H; H01; H01C; H01C1/00; H01C1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A GLASS ENCLOSED RESISTANCE PACKAGE COMPRISING IN COMBINATION A RESISTANCE ELEMENT, A METAL MEMBER ATTACHED TO EACH END OF SAID RESISTANCE ELEMENT AND SEALED THERETO, EACH OF SAID METAL MEMBERS HAVING A FLARED END PORTION, AND A GLASS ELEMENT ENCLOSING SAID RESISTANCE ELEMENT AND EXTENDING OVER THE FLARED PORTION OF EACH OF SAID METAL MEMBERS AND SEALED THERETO, SAID FLARED PORTIONS OF SAID METAL MEMBERS HOLDING SAID GLASS ELEMENT AWAY FROM SAID RESISTANCE ELEMENT.
Claim 2
Dependent Claim
74 words
A GLASS ENCLOSED RESISTANCE PACKAGE COMPRISING IN COMBINATION A RESISTANCE ELEMENT, A METAL MEMBER ATTACHED TO EACH END OF SAID RESISTANCE ELEMENT AND SEALED THERETO, EACH OF SAID METAL MEMBERS HAVING A FLARED END PORTION, AND A GLASS ELEMENT ENCLOSING SAID RESISTANCE ELEMENT AND EXTENDING OVER THE FLARED PORTION OF EACH OF SAID METAL MEMBERS AND SEALED THERETO, SAID FLARED PORTIONS OF SAID METAL MEMBERS HOLDING SAID GLASS ELEMENT AWAY FROM SAID RESISTANCE ELEMENT.
References Cited (Backward Citations)
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Cited
US977268A
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US2332255A
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US2416599A
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US2405449A
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US2547405A
Cited
US2697805A
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Cited
US2930018A
Cited
US2977561A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |