Patent US3395489A successfully refreshed from Google Patents.
US3395489A
Expired / Lapsed
US
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Fence
Assignee: National Manufacturing Co
•
Filing: 1966-04-19
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Granted: 1968-08-06
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Expires: 1986-04-19
Abstract
No abstract record available.
Inventors
- 👤 Banse George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:06
CPC Classifications
E; E04; E04H; E04H17/00; E04H17/14; E04H17/16; E04H17/1602; E04H17/1413; E04H17/1417; E04H17/1447; E04H17/1452
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
BE620573A
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US910459A
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US1331836A
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US1672525A
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US1776785A
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US2771276A
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US2855037A
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US2873094A
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NL302687A
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US3304683A
Cited
US3300900A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-06 | 1972-02-05 | 1972-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-06 | 1976-02-05 | 1976-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-06 | 1980-02-05 | 1980-08-06 | $7700.00 | Window Closed / Lapsed |