US1479392A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scavenging system for textile machinery
Assignee: Whitin Machine Works Inc
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Filing: 1921-07-22
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Granted: 1924-01-01
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Expires: 1941-07-22
Abstract
No abstract record available.
Inventors
- 👤 James J Mcgowan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:32
CPC Classifications
D; D01; D01G; D01G19/00; D01G19/06; D01G19/28
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) | 1926-12-31 | 1927-07-02 | 1928-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-12-31 | 1931-07-02 | 1932-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-12-31 | 1935-07-02 | 1936-01-01 | $7700.00 | Window Closed / Lapsed |