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US3374593A
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Structural assembly
Assignee: Individual
•
Filing: 1966-06-06
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Granted: 1968-03-26
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Expires: 1986-06-06
Abstract
No abstract record available.
Inventors
- 👤 Eberhard G Rensch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:52
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/18; E04B1/24; E04C; E04C3/00; E04C3/30; E04C3/32; E04B2001/0053; E04B2001/0084; E04B1/2403; E04B2001/2448; E04B2001/2466; E04B2001/2472; E04B2001/2481; E04B2001/2484
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
AT299B
Cited
US991603A
Cited
US1052207A
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US1958473A
Cited
FR761416A
Cited
FR829674A
Cited
US2922299A
Cited
US2959256A
Cited
US3152366A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-26 | 1971-09-25 | 1972-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-26 | 1975-09-25 | 1976-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-26 | 1979-09-25 | 1980-03-26 | $7700.00 | Window Closed / Lapsed |