US3574040A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for making laminated structural shapes by the controlled detrusive placement and polymerization of tectonic filamentous tapes
Assignee: General Dynamics Corp
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Filing: 1967-06-29
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Granted: 1971-04-06
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Expires: 1987-06-29
Abstract
Abstract AN APPARATUS CHARACTERIZED BY ITS CAPABILITY FOR PRECISION, ORIENTED, UNIDIRECTIONAL PLACEMENT AND DETRUSION OF TECTONIC FILAMENTOUS TAPES TO FORM STRUCTURAL SHAPES. IT IS CAPABLE OF OPERATING IN FROM A 3-AXIS TO 5-ACIS COORDINATE TRACE AND COMPRISES, IN COMBINATION, A FUNCTION CONTROL SYSTEM, A BASE MEMBER, A TAPE PLACEMENT AND DETRUSION PENDANT AND A WORK SUPPORTING BED, AT LEAST ONE OF THE LATTER MOVABLE WITH RESPECT TO THE OTHER.
Inventors
- 👤 Billie E Chitwood
- 👤 Marvin S Howeth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:56
CPC Classifications
B; B29; B29C; B29C70/00; B29C70/04; B29C70/28; B29C70/30; B29C70/38; B29C70/386; Y; Y10; Y10T; Y10T156/00; Y10T156/12; Y10T156/1317; Y10T156/1343; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1722
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-04-05 | 1974-10-05 | 1975-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-04-05 | 1978-10-05 | 1979-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-04-05 | 1982-10-05 | 1983-04-06 | $7700.00 | Window Closed / Lapsed |