Patent US3307864A successfully refreshed from Google Patents.
US3307864A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Loop bows and method
Assignee: Individual
•
Filing: 1965-03-26
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Granted: 1967-03-07
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Expires: 1985-03-26
Abstract
No abstract record available.
Inventors
- 👤 Rosenzweig William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:43
CPC Classifications
D; D04; D04B; D04B7/00; D04B7/04; D04B7/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
113 words
A LOOP BOW HAVING A CENTRAL KNOT, A BODY MOUNTING LOOP EXTENDING INWARDLY OF SAID KNOT AND HAVING ITS ENDS FIXED AT SAID KNOT, SO THAT THE LENGTH OF SAID LOOP IS NOT VARIABLE, A PAIR OF DEPENDING LEGS EXTENDING DOWNWARDLY FROM SAID KNOT, EACH LEG HAVING ONE END FIXED AT SAID KNOT, SO THAT THE LENGTHS OF SAID LEGS ARE NOT VARIABLE, A PAIR OF BOW LOOPS EXTENDING FROM SAID KNOT, EACH OF SAID BOW LOOPS HAVING TWO PORTIONS, THE FIRST PORTION OF EACH OF SAID BOW LOOPS BEING FIXED AT SAID KNOT, AND THE SECOND PORTION OF SAID BOW LOOPS BEING JOINED TO EACH OTHER AND SLIDABLY PASSING THROUGH SAID KNOT.
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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |