Patent US3530996A successfully refreshed from Google Patents.
Patent US1457749A successfully refreshed from Google Patents.
US1457749A
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Assignee: Individual
•
Filing: 1921-11-17
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Granted: 1923-06-05
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Expires: 1941-11-17
Abstract
No abstract record available.
Inventors
- 👤 Julius H Rast
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:43
CPC Classifications
F; F16; F16B; F16B39/00; F16B39/22; F16B39/28; F16B39/38; F16B39/284; F16B39/286; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/929; Y10S411/931; Y10T; Y10T29/00; Y10T29/49; Y10T29/49789; Y10T29/4979
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) | 1926-06-04 | 1926-12-04 | 1927-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-06-04 | 1930-12-04 | 1931-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-06-04 | 1934-12-04 | 1935-06-05 | $7700.00 | Window Closed / Lapsed |