US2733176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insulating shield
Assignee: —
•
Filing: —
•
Granted: 1956-01-31
•
Expires: 1973-01-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:12
CPC Classifications
F; F16; F16L; F16L59/00; F16L59/10; F16L59/02; F16L59/027; F16L59/06; F16L59/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
AN INSULATING SHIELD FOR USE ON SURFACES ADAPTED TO BE HEATED TO A TEMPERATURE OF 1000* F., SAID SHIELD COMPRISING A PLURALITY OF CONTINGUOUSLY DISPOSED COILS OF A HOLLOW, TIGHTLY WOVEN PURE GLASS FIBER ROPE, PURE GLASS FIBER MEANS INTERWOVEN WITH AND SECURING SAID PLURALITY OF CONTIGUOUSLY DISPOSED COILS IN CLOSE CONTACT WITH EACH OTHER, AND AN INORGANIC COATING ON THE ENDS OF SAID SHIELD SEALING THE END OF THE ROPE CLOSED, SAID SHIELD BEING CAPABLE OF WITHSTANDING TEMPERATURES FO 1000* F. WITHOUT BURNING OR SMOKING.
Claim 2
Dependent Claim
86 words
AN INSULATING SHIELD FOR USE ON SURFACES ADAPTED TO BE HEATED TO A TEMPERATURE OF 1000* F., SAID SHIELD COMPRISING A PLURALITY OF CONTINGUOUSLY DISPOSED COILS OF A HOLLOW, TIGHTLY WOVEN PURE GLASS FIBER ROPE, PURE GLASS FIBER MEANS INTERWOVEN WITH AND SECURING SAID PLURALITY OF CONTIGUOUSLY DISPOSED COILS IN CLOSE CONTACT WITH EACH OTHER, AND AN INORGANIC COATING ON THE ENDS OF SAID SHIELD SEALING THE END OF THE ROPE CLOSED, SAID SHIELD BEING CAPABLE OF WITHSTANDING TEMPERATURES FO 1000* F. WITHOUT BURNING OR SMOKING.
References Cited (Backward Citations)
FR337072A
Cited
US682434A
Cited
CH34932A
Cited
US2315837A
Cited
US2381003A
Cited
US2445624A
Cited
US2397568A
Cited
US2584702A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-30 | 1959-08-01 | 1960-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-30 | 1963-08-01 | 1964-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-30 | 1967-08-01 | 1968-01-31 | $7700.00 | Window Closed / Lapsed |