Patent US3036406A successfully refreshed from Google Patents.
US3036406A
Expired / Lapsed
US
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Fire venting skylight
Assignee: SAWCO Inc A CORP
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Filing: 1957-11-29
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Granted: 1962-05-29
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Expires: 1977-11-29
Abstract
No abstract record available.
Inventors
- 👤 Wasserman Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:39
CPC Classifications
F; F24; F24F; F24F7/00; F24F7/02; E; E04; E04D; E04D13/00; E04D13/03; E04D13/035; E04D13/0351; E04D13/0352; F24F11/00; F24F11/30; F24F11/32; F24F11/33; F24F11/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US969554A
Cited
US1011587A
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US1642675A
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US2603842A
Cited
US2686340A
Cited
US2724857A
Cited
US2827003A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-28 | 1965-11-27 | 1966-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-28 | 1969-11-27 | 1970-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-28 | 1973-11-27 | 1974-05-29 | $7700.00 | Window Closed / Lapsed |