US2535277A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shutter for use in building constructions
Assignee: Individual
•
Filing: 1945-08-17
•
Granted: 1950-12-26
•
Expires: 1965-08-17
Abstract
No abstract record available.
Inventors
- 👤 Fama Bernard Augustine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 01:42
CPC Classifications
E; E04; E04G; E04G11/00; E04G11/06; E04G11/08; E04G11/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US940463A
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US1142887A
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US1291257A
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US1490284A
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US1816921A
Cited
US2017553A
Cited
US1931834A
Cited
US2055977A
Cited
US2140669A
Cited
US2297899A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-25 | 1954-06-26 | 1954-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-25 | 1958-06-26 | 1958-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-25 | 1962-06-26 | 1962-12-26 | $7700.00 | Window Closed / Lapsed |