Patent US3494090A successfully refreshed from Google Patents.
US3494090A
Expired / Lapsed
US
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Devices for tying wooden members to brick and masonry walls
Assignee: GEORGE E ALLEN
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Filing: 1967-11-13
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Granted: 1970-02-10
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Expires: 1987-11-13
Abstract
No abstract record available.
Inventors
- 👤 George E Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:15
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/18; E04B1/26; E04B1/2604; E04B1/2612; E04B1/38; E04B1/41; E04B2001/268; E04B2001/2684
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1562784A
Cited
US1574328A
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US1578947A
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US1606201A
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US1768268A
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US1810224A
Cited
CH150864A
Cited
US2903879A
Cited
US2920477A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |