US3376678A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insulated building panel assembly
Assignee: Proctor and Schwartz Inc
•
Filing: 1966-01-10
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Granted: 1968-04-09
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Expires: 1986-01-10
Abstract
No abstract record available.
Inventors
- 👤 Sr John R Thygeson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:25
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/66; E04B1/68; E04B1/6803; E04B1/38; E04B1/61; E04B1/6108; E04B1/612; E04B1/6166; E04B1/617; E04B1/6175; E04B1/74; E04B1/76; E04C; E04C2/00; E04C2/02; E04C2/26; E04C2/284; E04C2/292
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1604079A
Cited
US2300743A
Cited
US2691432A
Cited
US2822898A
Cited
US2927665A
Cited
FR1371251A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-09 | 1971-10-09 | 1972-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-09 | 1975-10-09 | 1976-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-09 | 1979-10-09 | 1980-04-09 | $7700.00 | Window Closed / Lapsed |