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Patent US3351206A successfully refreshed from Google Patents.
US3351206A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Structure for securing gutter screening to building gutters
Assignee: Individual
•
Filing: 1965-02-18
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Granted: 1967-11-07
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Expires: 1985-02-18
Abstract
No abstract record available.
Inventors
- 👤 Carl H Wennerstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:17
CPC Classifications
E; E04; E04D; E04D13/00; E04D13/04; E04D13/076
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2734467A
Cited
US817598A
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US1519350A
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US2365845A
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US2636458A
Cited
US2807222A
Cited
US2805632A
Cited
US3067881A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |