US2807061A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ventilating and mounting construction for rigid awnings
Assignee: Individual
•
Filing: 1953-04-29
•
Granted: 1957-09-24
•
Expires: 1973-04-29
Abstract
No abstract record available.
Inventors
- 👤 Bruce C Stone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:58
CPC Classifications
E; E04; E04F; E04F10/00; E04F10/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1141021A
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US2441081A
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US2542919A
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US2565282A
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US2605521A
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US2586337A
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US2585147A
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US2586318A
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US2654424A
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US2641340A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-23 | 1961-03-25 | 1961-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-23 | 1965-03-25 | 1965-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-23 | 1969-03-25 | 1969-09-24 | $7700.00 | Window Closed / Lapsed |