Patent US3470713A successfully refreshed from Google Patents.
US3470713A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circular knitting machines
Assignee: A Kirkland and Co Ltd
•
Filing: 1967-07-12
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Granted: 1969-10-07
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Expires: 1987-07-12
Abstract
No abstract record available.
Inventors
- 👤 Frederick H Carrotte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:13
CPC Classifications
D; D04; D04B; D04B15/00; D04B15/32; D04B15/322; D04B15/66; D04B15/68
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2019396A
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US2764006A
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US3240032A
Cited
US3263453A
Cited
GB1005516A
Cited
US3315494A
Cited
GB1005522A
Cited
GB1116744A
Cited
FR1449339A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-06 | 1973-04-07 | 1973-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-06 | 1977-04-07 | 1977-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-06 | 1981-04-07 | 1981-10-07 | $7700.00 | Window Closed / Lapsed |