US3067844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Network of single rods welded together at their junctions
Assignee: Individual
•
Filing: 1953-03-31
•
Granted: 1962-12-11
•
Expires: 1973-03-31
Abstract
No abstract record available.
Inventors
- 👤 Hunnebeck Emil Mauritz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:57
CPC Classifications
E; E04; E04C; E04C3/00; E04C3/02; E04C3/04; E04C3/06; E04C2003/0404; E04C2003/0408; E04C2003/0413; E04C2003/0426; E04C2003/043; E04C2003/0434; E04C2003/0443; E04C2003/0469; E04C2003/0486; E04C2003/0491
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US114039A
Cited
US304781A
Cited
US304798A
Cited
USRE16482E
Cited
FR636080A
Cited
US2062686A
Cited
US1994716A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-10 | 1966-06-11 | 1966-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-10 | 1970-06-11 | 1970-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-10 | 1974-06-11 | 1974-12-11 | $7700.00 | Window Closed / Lapsed |