Patent US1648995A successfully refreshed from Google Patents.
US1648995A
Expired / Lapsed
US
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Clamp and tightener for concrete forms
Assignee: Individual
•
Filing: 1926-12-28
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Granted: 1927-11-15
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Expires: 1946-12-28
Abstract
No abstract record available.
Inventors
- 👤 Phillips Chester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:47
CPC Classifications
E; E04; E04G; E04G17/00; E04G17/06; E04G17/075; E04G17/0751; E04G17/0754; Y; Y10; Y10S; Y10S24/00; Y10S24/909; Y10T; Y10T24/00; Y10T24/14; Y10T24/1412; Y10T24/1416; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49838; Y10T29/49908
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1930-11-14 | 1931-05-16 | 1931-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-11-14 | 1935-05-16 | 1935-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-11-14 | 1939-05-16 | 1939-11-15 | $7700.00 | Window Closed / Lapsed |