US1742201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Screw clamp
Assignee: Devlieg Bullard Inc
•
Filing: 1927-11-26
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Granted: 1930-01-07
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Expires: 1947-11-26
Abstract
No abstract record available.
Inventors
- 👤 Alfred E Drissner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:53
CPC Classifications
F; F16; F16B; F16B35/00; F16B35/04; F16B35/06; F16B35/041; F16B35/048; F16B37/00; F16B37/04; F16B37/06; F16B37/062; F16B37/065; F16B37/14; F16B37/145; F16B43/00; Y; Y10; Y10S; Y10S411/00; Y10S411/919; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49972; Y10T29/49975; Y10T29/49979; Y10T403/00; Y10T403/65; Y10T403/655
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) | 1933-01-06 | 1933-07-08 | 1934-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-01-06 | 1937-07-08 | 1938-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-01-06 | 1941-07-08 | 1942-01-07 | $7700.00 | Window Closed / Lapsed |