US2708494A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Joint for building panels
Assignee: RAYMOND A DOELL
•
Filing: 1949-08-19
•
Granted: 1955-05-17
•
Expires: 1969-08-19
Abstract
No abstract record available.
Inventors
- 👤 Franklin F Larsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:01
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/38; E04B1/61; E04B1/6108; E04B1/6112
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2113067A
Cited
US2079635A
Cited
US2317634A
Cited
US2263511A
Cited
US2363164A
Cited
US2438428A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-16 | 1958-11-15 | 1959-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-16 | 1962-11-15 | 1963-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-16 | 1966-11-15 | 1967-05-17 | $7700.00 | Window Closed / Lapsed |