US2480762A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tube end deforming machine with automatic tube clamping means
Assignee: Parker Appliance Co
•
Filing: 1944-12-26
•
Granted: 1949-08-30
•
Expires: 1964-12-26
Abstract
No abstract record available.
Inventors
- 👤 Arthur L Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:10
CPC Classifications
B; B21; B21D; B21D19/00; B21D19/08; B21D41/00; B21D41/02; B21D41/026; Y; Y10; Y10T; Y10T279/00; Y10T279/10; Y10T279/1021; Y10T279/1033; Y10T279/1037; Y10T279/1041; Y10T279/1045; Y10T279/1054; Y10T279/1058; Y10T279/12; Y10T279/1274; Y10T279/1291; Y10T279/17; Y10T279/17411; Y10T279/17461; Y10T279/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2303061A
Cited
US1039948A
Cited
US1102818A
Cited
US1368890A
Cited
US2016795A
Cited
US2266795A
Cited
US2394841A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-29 | 1953-02-28 | 1953-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-29 | 1957-02-28 | 1957-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-29 | 1961-02-28 | 1961-08-30 | $7700.00 | Window Closed / Lapsed |