US1634067A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for forming tubes
Assignee: BATES VALVE BAG Co
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Filing: 1925-01-19
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Granted: 1927-06-28
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Expires: 1945-01-19
Abstract
No abstract record available.
Inventors
- 👤 Adelmer M Bates
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:14
CPC Classifications
B; B31; B31B; B31B70/00; B31B70/60; B31B70/62; B31B70/628; B31B2155/00; B31B2160/00; B31B2160/10; B31B2170/00; B31B2170/20; B31B70/26; B31B70/262; B31B70/266
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) | 1930-06-27 | 1930-12-27 | 1931-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-06-27 | 1934-12-27 | 1935-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-06-27 | 1938-12-27 | 1939-06-28 | $7700.00 | Window Closed / Lapsed |