US3479075A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Latching device
Assignee: Tektronix Inc
•
Filing: 1966-12-19
•
Granted: 1969-11-18
•
Expires: 1986-12-19
Abstract
No abstract record available.
Inventors
- 👤 Joel E Swanno
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:11
CPC Classifications
E; E05; E05C; E05C5/00; E05C19/00; E05C19/06; Y; Y10; Y10S; Y10S292/00; Y10S292/38; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45471; Y10T24/45482; Y10T24/45487; Y10T292/00; Y10T292/08; Y10T292/0801; Y10T292/082
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US314795A
Cited
US780417A
Cited
US2408560A
Cited
US2853196A
Cited
US2804329A
Cited
US2981995A
Cited
US2946612A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-17 | 1973-05-19 | 1973-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-17 | 1977-05-19 | 1977-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-17 | 1981-05-19 | 1981-11-18 | $7700.00 | Window Closed / Lapsed |