US2827867A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Suction devices for pinking attachments
Assignee: Singer Co
•
Filing: 1954-09-29
•
Granted: 1958-03-25
•
Expires: 1974-09-29
Abstract
No abstract record available.
Inventors
- 👤 Happe Reynold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:28
CPC Classifications
D; D05; D05B; D05B37/00; D05D; D05D2207/00; D05D2207/02; D05D2207/04; D05D2305/00; D05D2305/50; Y; Y10; Y10S; Y10S112/00; Y10S112/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE503267C
Cited
US2031545A
Cited
US2082738A
Cited
US2078656A
Cited
US2242097A
Cited
US2424102A
Cited
US2540355A
Cited
US2469968A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-24 | 1961-09-23 | 1962-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-24 | 1965-09-23 | 1966-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-24 | 1969-09-23 | 1970-03-25 | $7700.00 | Window Closed / Lapsed |