US3319987A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extensible boom
Assignee: ATK Launch Systems LLC
•
Filing: 1965-10-19
•
Granted: 1967-05-16
•
Expires: 1985-10-19
Abstract
No abstract record available.
Inventors
- 👤 Alexander H Bohr
- 👤 Walter O Borcherdt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:41
CPC Classifications
E; E04; E04C; E04C3/00; E04C3/005; H; H01; H01Q; H01Q1/00; H01Q1/08; H01Q1/085; H01Q1/087
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
AN EXTENSIBLE TENSION-WEB BEAM COMPRISING A PLURALITY OF SEPARATELY STORED STRIPS EXTENSIBLE INTO SEDGE-TOEDGE INTERLOCKING ENGAGEMENT TO DEFINE TOP AND BOTTOM PLATES AND SIDE TENSION WEBS, AND PANELS HINGED AT SPACED POINTS TO AT LEAST ONE OF SAID STRIPS TO DEFINE TRANSVERSE BEAM REINFORCING COLUMNS.
Claim 2
Dependent Claim
45 words
AN EXTENSIBLE TENSION-WEB BEAM COMPRISING A PLURALITY OF SEPARATELY STORED STRIPS EXTENSIBLE INTO SEDGE-TOEDGE INTERLOCKING ENGAGEMENT TO DEFINE TOP AND BOTTOM PLATES AND SIDE TENSION WEBS, AND PANELS HINGED AT SPACED POINTS TO AT LEAST ONE OF SAID STRIPS TO DEFINE TRANSVERSE BEAM REINFORCING COLUMNS.
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) | 1970-05-15 | 1970-11-14 | 1971-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-15 | 1974-11-14 | 1975-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-15 | 1978-11-14 | 1979-05-16 | $7700.00 | Window Closed / Lapsed |