US3093430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas and vapor filling method for electric lamps or similar devices
Assignee: General Electric Co
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Filing: 1961-04-25
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Granted: 1963-06-11
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Expires: 1981-04-25
Abstract
No abstract record available.
Inventors
- 👤 Emmett H Wiley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:55
CPC Classifications
H; H01; H01K; H01K1/00; H01K1/52; H01K1/54; H01J; H01J9/00; H01J9/38; H01J9/395; H01K3/00; H01K3/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
THE METHOD OF EXPELLING AN UNDESIRED ATMOSPHERE FROM THE ENVELOPE OF AN ELECTRIC LAMP OR SIMILAR DEVICE AND FILLING IT WITH INERT GAS AND ACTIVE VAPOR WHICH COMPRISES REMOVING THE ATMOSPHERE FROM THE ENVELOPE BY FLUSHING IT OUT WITH A FLOW OF INERT GAS, INTRODUCING AN ACTIVE VAPOR INTO THE ENVELOPE AND CONTINUING THE FLUSHING WITH INERT GAS TO ESTABLISH A DESIRED EQUILIBRIUM DENSITY OF THE ACTIVE VAPOR IN THE ENVELOPE, COOLING AT LEAST
Claim 2
Independent Claim
74 words
THE METHOD OF EXPELLING AN UNDESIRED ATMOSPHERE FROM THE ENVELOPE OF AN ELECTRIC LAMP OR SIMILAR DEVICE AND FILLING IT WITH INERT GAS AND ACTIVE VAPOR WHICH COMPRISES REMOVING THE ATMOSPHERE FROM THE ENVELOPE BY FLUSHING IT OUT WITH A FLOW OF INERT GAS, INTRODUCING AN ACTIVE VAPOR INTO THE ENVELOPE AND CONTINUING THE FLUSHING WITH INERT GAS TO ESTABLISH A DESIRED EQUILIBRIUM DENSITY OF THE ACTIVE VAPOR IN THE ENVELOPE, COOLING AT LEAST
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) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |