US3109968A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tip-off for processed tubes
Assignee: Jennings Radio Manufacturing Corp
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Filing: 1958-08-21
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Granted: 1963-11-05
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Expires: 1978-08-21
Abstract
No abstract record available.
Inventors
- 👤 Jennings Jo Emmett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:32
CPC Classifications
H; H01; H01G; H01G2/00; H01G2/14; H01H; H01H33/00; H01H33/60; H01H33/66; H01H33/662; H01H33/66207; H01J; H01J9/00; H01J9/40; H01H2033/66223; H01H33/66238
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
IN AN ENVELOPE CLOSED TO THE ATMOSPHERE, A WALL STRUCTURE INCLUDING A METAL HOUSING AND HAVING AN OPENING INTO THE ENVELOPE, A METAL BELLOWS ARRANGED IN THE HOUSING AND AT ONE END HERMETICALLY UNITED WITH THE WALL STRUCTURE AROUND SAID OPENING, AND A METAL TUBULATION HERMETICALLY UNITED WITH THE BELLOWS AT ITS OPPOSITE END, SAID TUBULATION ADAPTED TO BE PINCHED OFF AND SEALED ON EVACUATION OF SAID ENVELOPE AND SAID BELLOWS ON EVACUATION OF THE ENVELOPE BEING ADAPTED TO CONTRACT AND DRAW WITHIN SAID HOUSING THE BELLOWS AND TUBULATION FOR PROTECTION THEREOF.
Claim 2
Dependent Claim
92 words
IN AN ENVELOPE CLOSED TO THE ATMOSPHERE, A WALL STRUCTURE INCLUDING A METAL HOUSING AND HAVING AN OPENING INTO THE ENVELOPE, A METAL BELLOWS ARRANGED IN THE HOUSING AND AT ONE END HERMETICALLY UNITED WITH THE WALL STRUCTURE AROUND SAID OPENING, AND A METAL TUBULATION HERMETICALLY UNITED WITH THE BELLOWS AT ITS OPPOSITE END, SAID TUBULATION ADAPTED TO BE PINCHED OFF AND SEALED ON EVACUATION OF SAID ENVELOPE AND SAID BELLOWS ON EVACUATION OF THE ENVELOPE BEING ADAPTED TO CONTRACT AND DRAW WITHIN SAID HOUSING THE BELLOWS AND TUBULATION FOR PROTECTION THEREOF.
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) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |