Patent US3270503A successfully refreshed from Google Patents.
US3270503A
Expired / Lapsed
US
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Ablation structures
Assignee: Individual
•
Filing: 1965-01-13
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Granted: 1966-09-06
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Expires: 1985-01-13
Abstract
No abstract record available.
Inventors
- 👤 Jr Andre J Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:53
CPC Classifications
B; B64; B64G; B64G1/00; B64G1/22; B64G1/52; B64G1/58; F; F02; F02K; F02K9/00; F02K9/97; F02K9/974
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
93 words
AN ABLATION STRUCTURE FORMING A ROCKET ENGINE, SAID ROCKET ENGINE HAVING A COMBUSTION CHAMBER PORTION, A NOZZLE PORTION, AND AN EXHAUST PORTION, SAID ENGINE COMPRISING: A SURFACE LAYER EXPOSED TO HEAT IN SAID ROCKET ENGINE AND FORMING THE INNER SURFACE OF SAID ROCKET ENGINE; A PLURALITY OF OUTER LAYERS ARRANGED SUBSTANTIALLY PARALLEL TO SAID INNER SURFACE LAYER AND INTEGRALLY FORMED THEREWITH; MEANS FOR ALLOWING GASES GENERATED UPON HEATING OF SAID STRUCTURE TO READILY VENT TOWARDS SAID INNER SURFACE COMPRISING THREADS OF FIBER ARRANGED IN A CELLULAR FASHION AND DISPOSED AXIALLY AND CIRCUMFERENTIALLY TO
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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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |