US3420019A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Building joint with flexible connecting strap
Assignee: FLEXSTRAP Inc
•
Filing: 1965-09-20
•
Granted: 1969-01-07
•
Expires: 1985-09-20
Abstract
No abstract record available.
Inventors
- 👤 Robert J Padilla
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:53
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/18; E04B1/26; E04B1/2604; E04B1/2608
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1562784A
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US1935536A
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US2039382A
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US1993792A
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US1975470A
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US3046620A
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US3000145A
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FR77413E
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US3225394A
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US3256030A
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FR1399267A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-07 | 1972-07-08 | 1973-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-07 | 1976-07-08 | 1977-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-07 | 1980-07-08 | 1981-01-07 | $7700.00 | Window Closed / Lapsed |