US3492034A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling pieces
Assignee: Individual
•
Filing: 1969-01-31
•
Granted: 1970-01-27
•
Expires: 1989-01-31
Abstract
No abstract record available.
Inventors
- 👤 Kenneth Valentine Skipp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:02
CPC Classifications
A; A47; A47G; A47G1/00; A47G1/06; A47G1/10; A47G1/101; E; E06; E06B; E06B3/00; E06B3/96; E06B3/964; E06B3/968; E06B3/9681; E06B3/9682; F; F16; F16B; F16B7/00; F16B7/04; F16B7/044; F16B7/0446; Y; Y10; Y10T; Y10T403/00; Y10T403/55; Y10T403/555
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1479999A
Cited
US2804952A
Cited
US3183560A
Cited
US3253847A
Cited
FR1394576A
Cited
US3434749A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-26 | 1973-07-28 | 1974-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-26 | 1977-07-28 | 1978-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-26 | 1981-07-28 | 1982-01-27 | $7700.00 | Window Closed / Lapsed |