Patent US3254169A successfully refreshed from Google Patents.
US2101005A
Expired / Lapsed
US
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Knitting machine
Assignee: Hemphill Co
•
Filing: 1930-03-20
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Granted: 1937-11-30
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Expires: 1950-03-20
Abstract
No abstract record available.
Inventors
- 👤 Robert H Lawson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:09
CPC Classifications
D; D04; D04B; D04B15/00; D04B15/32; D04B15/06; D04B9/00; D04B9/26; D04B9/38
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) | 1940-11-29 | 1941-05-31 | 1941-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-11-29 | 1945-05-31 | 1945-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-11-29 | 1949-05-31 | 1949-11-30 | $7700.00 | Window Closed / Lapsed |