US2688138A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slide fastener attachments
Assignee: Individual
•
Filing: 1950-01-16
•
Granted: 1954-09-07
•
Expires: 1970-01-16
Abstract
No abstract record available.
Inventors
- 👤 Glass Sidney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:39
CPC Classifications
A; A44; A44B; A44B19/00; A44B19/24; A44B19/26; A44B19/30; A44B19/301; Y; Y10; Y10T; Y10T24/00; Y10T24/25; Y10T24/2511
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1317527A
Cited
US2194100A
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GB400015A
Cited
US2087045A
Cited
US2111924A
Cited
US2158398A
Cited
US2272681A
Cited
US2498048A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-06 | 1958-03-08 | 1958-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-06 | 1962-03-08 | 1962-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-06 | 1966-03-08 | 1966-09-07 | $7700.00 | Window Closed / Lapsed |