US2985290A
Expired / Lapsed
US
⏱️ 0.0 years remaining
One-piece spring clip for recording tape reels
Assignee: Individual
•
Filing: 1958-08-04
•
Granted: 1961-05-23
•
Expires: 1978-08-04
Abstract
No abstract record available.
Inventors
- 👤 Charles R Locklin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:43
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/60; G11B15/66; G11B15/67; G11B15/674; Y; Y10; Y10T; Y10T24/00; Y10T24/34; Y10T24/3427; Y10T24/3439; Y10T24/344; Y10T24/44; Y10T24/44641; Y10T24/44769; Y10T24/44778; Y10T24/44923
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1156396A
Cited
US2140729A
Cited
US2273701A
Cited
US2256107A
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US2519987A
Cited
US2539581A
Cited
US2822919A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-22 | 1964-11-21 | 1965-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-22 | 1968-11-21 | 1969-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-22 | 1972-11-21 | 1973-05-23 | $7700.00 | Window Closed / Lapsed |