US3380768A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Profile rail and corner connecting piece
Assignee: Individual
•
Filing: 1965-10-29
•
Granted: 1968-04-30
•
Expires: 1985-10-29
Abstract
No abstract record available.
Inventors
- 👤 Wolfensberger Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:58
CPC Classifications
F; F16; F16B; F16B12/00; F16B12/02; A; A47; A47B; A47B47/00; A47B47/0008; E; E06; E06B; E06B1/00; E06B1/04; E06B1/12; E06B1/18; F16B12/44; A47B2220/00; A47B2220/11; A47B2230/00; A47B2230/01; A47B2230/04; F16B2012/446; F16B2200/00; F16B2200/67; Y; Y10; Y10T; Y10T403/00; Y10T403/34; Y10T403/341; Y10T403/342; Y10T403/343
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-30 | 1971-10-30 | 1972-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-30 | 1975-10-30 | 1976-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-30 | 1979-10-30 | 1980-04-30 | $7700.00 | Window Closed / Lapsed |