Patent US3514816A successfully refreshed from Google Patents.
US3514816A
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Pushbutton separable fastener
Assignee: Toyota Motor Corp
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Filing: 1969-03-25
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Granted: 1970-06-02
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Expires: 1989-03-25
Abstract
No abstract record available.
Inventors
- 👤 Masahiko Inoue
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:55
CPC Classifications
A; A44; A44B; A44B11/00; A44B11/25; A44B11/2503; A44B11/2507; A44B11/2511; Y; Y10; Y10T; Y10T24/00; Y10T24/34; Y10T24/3401; Y10T24/3403; Y10T24/3405; Y10T24/3407; Y10T24/40; Y10T24/4079; Y10T24/4084; Y10T24/45; Y10T24/45225; Y10T24/45471; Y10T24/45482; Y10T74/00; Y10T74/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1121770A
Cited
US2855028A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-01 | 1973-12-01 | 1974-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-01 | 1977-12-01 | 1978-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-01 | 1981-12-01 | 1982-06-02 | $7700.00 | Window Closed / Lapsed |