US2964294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Waler clamp for concrete wall forms
Assignee: General Electric Co
•
Filing: 1958-09-04
•
Granted: 1960-12-13
•
Expires: 1978-09-04
Abstract
No abstract record available.
Inventors
- 👤 John E Imonetti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:50
CPC Classifications
E; E04; E04G; E04G17/00; E04G17/04; E04G17/045; Y; Y10; Y10S; Y10S425/00; Y10S425/129; Y10T; Y10T403/00; Y10T403/76
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1682740A
Cited
US2001052A
Cited
US2188400A
Cited
US2190700A
Cited
US2237366A
Cited
US2273198A
Cited
US2819863A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |