US2478880A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for manufacturing slide fasteners
Assignee: SERVAL SLIDE FASTENERS Inc
•
Filing: 1943-07-29
•
Granted: 1949-08-09
•
Expires: 1963-07-29
Abstract
No abstract record available.
Inventors
- 👤 Voity Maurice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:14
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/46; B21D53/50; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5101; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18176
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1775401A
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US1888254A
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US1952195A
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US2096685A
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US2141200A
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US2148673A
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US2201068A
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US2310660A
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US2215741A
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US2275769A
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US2267783A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-08 | 1953-02-07 | 1953-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-08 | 1957-02-07 | 1957-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-08 | 1961-02-07 | 1961-08-09 | $7700.00 | Window Closed / Lapsed |