US2338266A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for making tubing
Assignee: Briggs Manufacturing Co
•
Filing: 1942-05-09
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Granted: 1944-01-04
•
Expires: 1962-05-09
Abstract
No abstract record available.
Inventors
- 👤 John H S Skoning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:05
CPC Classifications
D; D06; D06B; D06B3/00; D06B3/10; D06B3/105; D06B15/00; D06B2700/00; D06B2700/28; Y; Y10; Y10S; Y10S118/00; Y10S118/11
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) | 1947-01-03 | 1947-07-05 | 1948-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-01-03 | 1951-07-05 | 1952-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-01-03 | 1955-07-05 | 1956-01-04 | $7700.00 | Window Closed / Lapsed |