US3276335A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Joint forming structure
Assignee: Individual
•
Filing: 1964-01-08
•
Granted: 1966-10-04
•
Expires: 1984-01-08
Abstract
No abstract record available.
Inventors
- 👤 William F Middlestadt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:59
CPC Classifications
E; E01; E01C; E01C11/00; E01C11/02; E01C11/04; E01C11/12; E01C11/126
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A JOINT FORMING STRUCTURE COMPRISING A PAIR OF OPPOSED EXTENDED SURFACE ELEMENTS HAVING UPPER AND LOWER PORTIONS ADAPTED TO BE EMBEDDED IN A SETTABLE COMPOSITION, RESILIENT MEANS BETWEEN AT LEAST THE UPPER OPPOSED PORTION OF SAID ELEMENTS, AND RELEASABLE MEANS MAINTAINING SAID ELEMENTS IN COMPRESSED RELATION TO THE RESILIENT MEANS, SAID RELEASABLE MEANS COMPRISING MEANS FORMED FROM THE OPPOSED PAIR OF EXTENDED SURFACE ELEMENTS.
Claim 2
Dependent Claim
64 words
A JOINT FORMING STRUCTURE COMPRISING A PAIR OF OPPOSED EXTENDED SURFACE ELEMENTS HAVING UPPER AND LOWER PORTIONS ADAPTED TO BE EMBEDDED IN A SETTABLE COMPOSITION, RESILIENT MEANS BETWEEN AT LEAST THE UPPER OPPOSED PORTION OF SAID ELEMENTS, AND RELEASABLE MEANS MAINTAINING SAID ELEMENTS IN COMPRESSED RELATION TO THE RESILIENT MEANS, SAID RELEASABLE MEANS COMPRISING MEANS FORMED FROM THE OPPOSED PAIR OF EXTENDED SURFACE ELEMENTS.
References Cited (Backward Citations)
US3124047A
Cited
US1885391A
Cited
US2149291A
Cited
US2240787A
Cited
US3040393A
Cited
US3068763A
Cited
US3097579A
Cited
US3180238A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |