US2835112A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Terrestrial or hydraulic construction constituted by apertured elements
Assignee: Individual
•
Filing: 1953-01-21
•
Granted: 1958-05-20
•
Expires: 1973-01-21
Abstract
No abstract record available.
Inventors
- 👤 Monnet Pierre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:11
CPC Classifications
E; E02; E02B; E02B5/00; E02B5/08; E02B5/085; Y; Y10; Y10S; Y10S52/00; Y10S52/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US141283A
Cited
US801603A
Cited
US1140140A
Cited
US1489647A
Cited
US1716509A
Cited
US1844484A
Cited
US1875668A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-19 | 1961-11-18 | 1962-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-19 | 1965-11-18 | 1966-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-19 | 1969-11-18 | 1970-05-20 | $7700.00 | Window Closed / Lapsed |