US3381929A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Form assembly with adjustable retaining means for variable spacing
Assignee: Elton Industries Inc
•
Filing: 1966-05-20
•
Granted: 1968-05-07
•
Expires: 1986-05-20
Abstract
No abstract record available.
Inventors
- 👤 Evert G Bancker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:53
CPC Classifications
E; E04; E04G; E04G9/00; E04G9/02; E04G17/00; E04G17/06; E04G17/12; E04G2009/023
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US955474A
Cited
US1067420A
Cited
US1140776A
Cited
US2518186A
Cited
US2611169A
Cited
US2948943A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-07 | 1971-11-06 | 1972-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-07 | 1975-11-06 | 1976-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-07 | 1979-11-06 | 1980-05-07 | $7700.00 | Window Closed / Lapsed |