US3411257A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Structure for and method of bricklaying
Assignee: Individual
•
Filing: 1966-03-28
•
Granted: 1968-11-19
•
Expires: 1986-03-28
Abstract
No abstract record available.
Inventors
- 👤 Yaremchuk George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:08
CPC Classifications
E; E04; E04B; E04B2/00; E04B2/02; E04B2/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
BE546707A
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US476354A
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US1931889A
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US1988739A
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US1994644A
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US2031684A
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US2930135A
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FR1157713A
Cited
US3019560A
Cited
US3321883A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-19 | 1972-05-20 | 1972-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-19 | 1976-05-20 | 1976-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-19 | 1980-05-20 | 1980-11-19 | $7700.00 | Window Closed / Lapsed |