US3177545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1962-04-03
•
Granted: 1965-04-13
•
Expires: 1982-04-03
Abstract
No abstract record available.
Inventors
- 👤 Svensson Rolf Henrik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:06
CPC Classifications
A; A44; A44B; A44B11/00; A44B11/02; A44B11/06; A44B11/12; A44B11/14; Y; Y10; Y10T; Y10T24/00; Y10T24/40; Y10T24/4002; Y10T24/4012; Y10T24/4016
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2867876A
Cited
US2517424A
Cited
US2965942A
Cited
US2916786A
Cited
US2869200A
Cited
FR1204470A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |