US1798804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fashioned heel and method of knitting
Assignee: BURSON KNITTING Co
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Filing: 1924-12-15
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Granted: 1931-03-31
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Expires: 1944-12-15
Abstract
No abstract record available.
Inventors
- 👤 William S Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:41
CPC Classifications
D; D04; D04B; D04B1/00; D04B1/22; D04B1/24; D04B1/26; D04B1/10; D04B1/102; D04B1/108
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) | 1934-03-30 | 1934-09-29 | 1935-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-03-30 | 1938-09-29 | 1939-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-03-30 | 1942-09-29 | 1943-03-31 | $7700.00 | Window Closed / Lapsed |