US3148429A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Form for casting concrete wall slab
Assignee: Individual
•
Filing: 1961-06-30
•
Granted: 1964-09-15
•
Expires: 1981-06-30
Abstract
No abstract record available.
Inventors
- 👤 Thelbert W Garmon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:17
CPC Classifications
B; B28; B28B; B28B23/00; B28B13/00; B28B13/04; E; E04; E04G; E04G11/00; E04G11/06; E04G11/20; E04G11/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1796048A
Cited
US1035766A
Cited
US1205465A
Cited
US2703003A
Cited
US2531576A
Cited
US2858031A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |