Patent US3186584A successfully refreshed from Google Patents.
US3186584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Joint for plastic rocket cases
Assignee: Motors Liquidation Co
•
Filing: 1963-04-22
•
Granted: 1965-06-01
•
Expires: 1983-04-22
Abstract
No abstract record available.
Inventors
- 👤 Helms Harold Eugene
- 👤 Rowland L Stedfeld
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:40
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/08; F02K9/32; F02K9/34; F02K9/343; F42; F42B; F42B15/00; F42B15/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
AN IMPREGNATED FIBERGLASS CASE SECTION COMPRISING: AN INNER END RING AT THE INNER SURFACE AND ANCHORED TO THE END OF SAID CASE SECTION; AN OUTER END RING ON THE OUTER SURFACE AND ANCHORED TO THE END OF SAID CASE SECTION; SPACED PROJECTIONS ON SAID INNER AND OUTER END RINGS HAVING FINGERS EXTENDING FROM THE MARGINS OF SAID PROJECTIONS INTO SAID CASE SECTION, SAID PROJECTIONS FROM SAID INNER AND OUTER END RINGS BEING RELATIVELY AXIALLY STAGGERED; OUTER AND INNER COUPLING RINGS LYING WITHIN AND WITHOUT THE AFOREMENTIONED RINGS AND OVERLAPPING THEM; AND RADIALLY EXTENDING PIN MEANS SECURING SAID END RINGS TO SAID COUPLING RINGS.
Claim 2
Dependent Claim
103 words
AN IMPREGNATED FIBERGLASS CASE SECTION COMPRISING: AN INNER END RING AT THE INNER SURFACE AND ANCHORED TO THE END OF SAID CASE SECTION; AN OUTER END RING ON THE OUTER SURFACE AND ANCHORED TO THE END OF SAID CASE SECTION; SPACED PROJECTIONS ON SAID INNER AND OUTER END RINGS HAVING FINGERS EXTENDING FROM THE MARGINS OF SAID PROJECTIONS INTO SAID CASE SECTION, SAID PROJECTIONS FROM SAID INNER AND OUTER END RINGS BEING RELATIVELY AXIALLY STAGGERED; OUTER AND INNER COUPLING RINGS LYING WITHIN AND WITHOUT THE AFOREMENTIONED RINGS AND OVERLAPPING THEM; AND RADIALLY EXTENDING PIN MEANS SECURING SAID END RINGS TO SAID COUPLING RINGS.
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) | 1968-05-31 | 1968-11-30 | 1969-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-31 | 1972-11-30 | 1973-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-31 | 1976-11-30 | 1977-06-01 | $7700.00 | Window Closed / Lapsed |