US2370748A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hinged clamp
Assignee: ECONO SAFETY DEVICES Inc
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Filing: 1943-04-12
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Granted: 1945-03-06
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Expires: 1963-04-12
Abstract
No abstract record available.
Inventors
- 👤 John R O'donnell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:27
CPC Classifications
E; E04; E04G; E04G7/00; E04G7/02; E04G7/06; E04G7/12; E04G7/14; E04G7/16; F; F16; F16B; F16B2/00; F16B2/02; F16B2/06; F16B2/10; F16B7/00; F16B7/04; F16B7/044; F16B7/048; F16B7/0493; Y; Y10; Y10T; Y10T24/00; Y10T24/34; Y10T24/3427; Y10T24/3428; Y10T24/3431; Y10T24/3439; Y10T24/344; Y10T24/3447; Y10T403/00; Y10T403/32; Y10T403/32114; Y10T403/32163; Y10T403/32172; Y10T403/71; Y10T403/7105; Y10T403/7129
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) | 1948-03-05 | 1948-09-04 | 1949-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-03-05 | 1952-09-04 | 1953-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-03-05 | 1956-09-04 | 1957-03-06 | $7700.00 | Window Closed / Lapsed |