US2712915A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hanger for molded gutter
Assignee: LILLIAN ZELDA COHEN
•
Filing: 1951-04-27
•
Granted: 1955-07-12
•
Expires: 1971-04-27
Abstract
No abstract record available.
Inventors
- 👤 Isaac Z Cohen
- 👤 Sidney C Cohen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:22
CPC Classifications
E; E04; E04D; E04D13/00; E04D13/04; E04D13/064; E04D13/072; E04D13/0722; E04D13/0725
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US472294A
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GB189704003A
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GB190200872A
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GB190623163A
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US1370457A
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US1487387A
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GB586346A
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US2536704A
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US2550780A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-07-11 | 1959-01-10 | 1959-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-11 | 1963-01-10 | 1963-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-11 | 1967-01-10 | 1967-07-12 | $7700.00 | Window Closed / Lapsed |