US2635670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and machine for forming belt assemblies
Assignee: Individual
•
Filing: 1949-03-08
•
Granted: 1953-04-21
•
Expires: 1969-03-08
Abstract
No abstract record available.
Inventors
- 👤 Ragner W Winberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:44
CPC Classifications
B; B32; B32B; B32B27/00; A; A41; A41F; A41F9/00; A41F9/002; C; C14; C14B; C14B9/00; C14B2700/00; C14B2700/20; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1051; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1722; Y10T156/1724; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24826
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1318714A
Cited
US820071A
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US1852451A
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US2032709A
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US2234051A
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US2330446A
Cited
US2536210A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-20 | 1956-10-20 | 1957-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-20 | 1960-10-20 | 1961-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-20 | 1964-10-20 | 1965-04-21 | $7700.00 | Window Closed / Lapsed |