US3103565A
Expired / Lapsed
US
⏱️ 0.0 years remaining
walker etal
Assignee: —
•
Filing: —
•
Granted: 1963-09-10
•
Expires: 1980-09-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:15
CPC Classifications
H; H01; H01H; H01H71/00; H01H71/10; H01H71/1009; H01H9/00; H01H2009/0088
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A CIRCUIT BREAKER HAVING RELATIVELY MOVABLE CONTACTS AND MEANS RELEASABLE TO EFFECT OPENING OF SAID CONTACTS, A LATCH MECHANISM COMPRISING A LATCH MEMBER ENGAGING AND RELEASABLY RESTRAINING THE RELEASABLE MEANS, A TRIP STRUCTURE SEPARATE FROM THE LATCH MEMBER AND LATCHING THE LATCH MEMBER IN LATCHING POSITION, ELECTROMAGNETIC TRIP MEANS COMPRISING A MAGNETIC MEMBER, AN ARMATURE STRUCTURE OPERABLE UPON SUFFICIENT ENERGIZATION OF THE ELECTROMAGNETIC TRIP MEANS TO ENGAGE AND MOVE THE TRIP STRUC-
Claim 2
Dependent Claim
72 words
A CIRCUIT BREAKER HAVING RELATIVELY MOVABLE CONTACTS AND MEANS RELEASABLE TO EFFECT OPENING OF SAID CONTACTS, A LATCH MECHANISM COMPRISING A LATCH MEMBER ENGAGING AND RELEASABLY RESTRAINING THE RELEASABLE MEANS, A TRIP STRUCTURE SEPARATE FROM THE LATCH MEMBER AND LATCHING THE LATCH MEMBER IN LATCHING POSITION, ELECTROMAGNETIC TRIP MEANS COMPRISING A MAGNETIC MEMBER, AN ARMATURE STRUCTURE OPERABLE UPON SUFFICIENT ENERGIZATION OF THE ELECTROMAGNETIC TRIP MEANS TO ENGAGE AND MOVE THE TRIP STRUC-
References Cited (Backward Citations)
US2824191A
Cited
US2811607A
Cited
US2797277A
Cited
US2860207A
Cited
US2944128A
Cited
US2932706A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |