US2764438A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tube clamps
Assignee: Individual
•
Filing: 1954-04-12
•
Granted: 1956-09-25
•
Expires: 1974-04-12
Abstract
No abstract record available.
Inventors
- 👤 Lyman J Haviland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:04
CPC Classifications
E; E04; E04H; E04H17/00; E04H17/14; E04H17/1413; E04H17/1447; E04H17/1473; F; F16; F16B; F16B2/00; F16B2/02; F16B2/06; F16B2/08; F16B7/00; F16B7/04; F16B7/044; F16L; F16L3/00; F16L3/08; E04H17/1452
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1959-09-25 | 1960-03-26 | 1960-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-25 | 1964-03-26 | 1964-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-25 | 1968-03-26 | 1968-09-25 | $7700.00 | Window Closed / Lapsed |