US3347581A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Concealed door latch
Assignee: GEN ERIE CORP
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Filing: 1965-06-14
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Granted: 1967-10-17
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Expires: 1985-06-14
Abstract
No abstract record available.
Inventors
- 👤 Daniel G Hann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:13
CPC Classifications
E; E05; E05C; E05C1/00; E05C1/02; E05C1/04; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/1014; Y10T292/1022; Y10T292/1024; Y10T292/62
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
A LATCH FOR A DOOR COMPRISING: (A) A TWO-PART LATCH BODY TO BE FIXED IN POSITION BETWEEN THE SIDES OF A DOOR AND HAVING DEPRESSIONS IN ITS REMOTE SIDES TO RECEIVE INDENTATIONS OF THE SHEET METAL SIDES OF THE DOOR, SAID BODY PARTS BEING CONNECTED TOGETHER AGAINST RELATIVE PARALLEL MOVEMENT, THE BODY PARTS HAVING A SPACE THEREBETWEEN FOR A LATCH BAR AND HOLES EXTENDING THERETHROUGH FOR A LATCH BAR ACTUATOR, (B) A LATCH BAR SLIDABLY MOVABLE ENDWISE IN SAID SPACE AND HAVING AN APERTURE ALIGNED WITH SAID HOLES, (C) MEANS FOR MOVING SAID LATCH BAR ENDWISE INTO AND OUT OF DOOR LOCKING POSITIONS, SAID MEANS INCLUDING PLATES DISPOSED IN AND ENGAGING SAID INDENTATIONS IN THE METAL SIDES OF THE DOOR, ONE OF SAID PLATES HAVING A HOLLOW PROJECTION EXTENDING INTO AND SUBSTANTIALLY FILLING THE APERTURE IN SAID LATCH BAR, ONE OF SAID PLATES HAVING AN OUTWARDLY PROJECTING BAR ACTUATING HANDLE, AND (D) MEANS IN SAID HOLLOW PROJECTION TO LOOK SAID PLATES IN ASSEMBLED POSITION.
Claim 2
Dependent Claim
164 words
A LATCH FOR A DOOR COMPRISING: (A) A TWO-PART LATCH BODY TO BE FIXED IN POSITION BETWEEN THE SIDES OF A DOOR AND HAVING DEPRESSIONS IN ITS REMOTE SIDES TO RECEIVE INDENTATIONS OF THE SHEET METAL SIDES OF THE DOOR, SAID BODY PARTS BEING CONNECTED TOGETHER AGAINST RELATIVE PARALLEL MOVEMENT, THE BODY PARTS HAVING A SPACE THEREBETWEEN FOR A LATCH BAR AND HOLES EXTENDING THERETHROUGH FOR A LATCH BAR ACTUATOR, (B) A LATCH BAR SLIDABLY MOVABLE ENDWISE IN SAID SPACE AND HAVING AN APERTURE ALIGNED WITH SAID HOLES, (C) MEANS FOR MOVING SAID LATCH BAR ENDWISE INTO AND OUT OF DOOR LOCKING POSITIONS, SAID MEANS INCLUDING PLATES DISPOSED IN AND ENGAGING SAID INDENTATIONS IN THE METAL SIDES OF THE DOOR, ONE OF SAID PLATES HAVING A HOLLOW PROJECTION EXTENDING INTO AND SUBSTANTIALLY FILLING THE APERTURE IN SAID LATCH BAR, ONE OF SAID PLATES HAVING AN OUTWARDLY PROJECTING BAR ACTUATING HANDLE, AND (D) MEANS IN SAID HOLLOW PROJECTION TO LOOK SAID PLATES IN ASSEMBLED POSITION.
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) | 1970-10-16 | 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 |