US2902745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for making masonry structures
Assignee: Individual
•
Filing: 1955-12-12
•
Granted: 1959-09-08
•
Expires: 1975-12-12
Abstract
No abstract record available.
Inventors
- 👤 Brigard Juan Pizano De
- 👤 Angarita Quimet Brugues
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:44
CPC Classifications
E; E04; E04G; E04G11/00; E04G11/36; E04G11/40; E04G11/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR492402A
Cited
US1598840A
Cited
US1667701A
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US1690864A
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US2268311A
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US2484520A
Cited
US2401121A
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US2550627A
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US2539741A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-07 | 1963-03-09 | 1963-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-07 | 1967-03-09 | 1967-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-07 | 1971-03-09 | 1971-09-08 | $7700.00 | Window Closed / Lapsed |