US2796753A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gaseous fuel lamp
Assignee: SNA Europe Industries AB
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Filing: 1955-12-07
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Granted: 1957-06-25
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Expires: 1975-12-07
Abstract
No abstract record available.
Inventors
- 👤 Wallgren Harald Anton Ake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:03
CPC Classifications
F; F16; F16L; F16L29/00; F16L29/02; F23; F23D; F23D11/00; F23D11/36; F23D11/44; F23D2900/00; F23D2900/31021
Claims Analysis
Total Claims: 0
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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) | 1960-06-24 | 1960-12-24 | 1961-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-24 | 1964-12-24 | 1965-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-24 | 1968-12-24 | 1969-06-25 | $7700.00 | Window Closed / Lapsed |