Patent US3347569A successfully refreshed from Google Patents.
US3347569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conduit connecting structure and method
Assignee: Individual
•
Filing: 1965-10-04
•
Granted: 1967-10-17
•
Expires: 1985-10-04
Abstract
No abstract record available.
Inventors
- 👤 Wallace I Lindgren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:29
CPC Classifications
F; F16; F16L; F16L13/00; F16L13/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A CONNECTING APPARATUS IN CONNECTION WITH RELATIVELY SOFT WALLED CONDUIT HAVING IN COMBINATION, AN ENDLESS COLLAR OF A SIZE AND FORM TO BE INSERTED WITHIN THE ABUTTING ENDS OF A PAIR OF SAID CONDUITS, SAID COLLAR HAVING A PLURALITY OF STRAP MEMBERS INTEGRAL THEREWITH AND UPSTANDING THEREFROM SPACED APART ON A MEDIAL LINE THEREABOUT, ALTERNATE OF SAID STRAP MEMBERS BEING OPPOSITELY REVERSELY ANGLED TO HAVE PORTIONS THEREOF INSERTED INTO ADJACENT WALL PORTIONS OF SAID CONDUIT, AND A RIGID ELONGATED PLATE MEMBER INSERTED BETWEEN ADJACENT OF SAID STRAP MEMBERS BETWEEN THE ABUTTING ENDS OF SAID CONDUIT.
Claim 2
Dependent Claim
95 words
A CONNECTING APPARATUS IN CONNECTION WITH RELATIVELY SOFT WALLED CONDUIT HAVING IN COMBINATION, AN ENDLESS COLLAR OF A SIZE AND FORM TO BE INSERTED WITHIN THE ABUTTING ENDS OF A PAIR OF SAID CONDUITS, SAID COLLAR HAVING A PLURALITY OF STRAP MEMBERS INTEGRAL THEREWITH AND UPSTANDING THEREFROM SPACED APART ON A MEDIAL LINE THEREABOUT, ALTERNATE OF SAID STRAP MEMBERS BEING OPPOSITELY REVERSELY ANGLED TO HAVE PORTIONS THEREOF INSERTED INTO ADJACENT WALL PORTIONS OF SAID CONDUIT, AND A RIGID ELONGATED PLATE MEMBER INSERTED BETWEEN ADJACENT OF SAID STRAP MEMBERS BETWEEN THE ABUTTING ENDS OF SAID CONDUIT.
References Cited (Backward Citations)
US1983989A
Cited
US1803269A
Cited
US2259737A
Cited
US2396030A
Cited
US2491700A
Cited
US2498753A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-16 | 1971-04-17 | 1971-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-16 | 1975-04-17 | 1975-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-16 | 1979-04-17 | 1979-10-17 | $7700.00 | Window Closed / Lapsed |