US3235903A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non-loosening hinge
Assignee: Individual
•
Filing: 1962-02-14
•
Granted: 1966-02-22
•
Expires: 1982-02-14
Abstract
No abstract record available.
Inventors
- 👤 Anderson Lloyd Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:19
CPC Classifications
E; E05; E05D; E05D5/00; E05D5/02; E05D5/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A HINGE FOR MOUNTING AT THE UPPER OR LOWER END OF A DOOR COMPRISING A BUTT JAMB LEAF, A DOOR LEAF PIVOTALLY CONNECTED TO SAID JAMB LEAF, SAID JAMB LEAF PROJECTING BEYOND SAID DOOR LEAF AT ONE END, A DIHEDRAL ANGLE BRACKET FOR MOUNTING IN THE DIHEDRAL ANGLE BETWEEN THE HINGE JAMB AND THE LINTEL OF A DOOR FRAME, MEANS TO SECURE THE BRACKET TO THE JAMB AND THE LINTEL, MEANS AT THE DIHEDRAL ANGLE OF THE BRACKET FOR POSITIVELY RECEIVING THE PROJECTING END OF THE JAMB LEAF, MEANS TO SECURE THE JAMB LEAF TO THE JAMB LEG OF THE BRACKET, AND MEANS TO SECURE THE DOOR LEAF TO THE DOOR.
Claim 2
Dependent Claim
111 words
A HINGE FOR MOUNTING AT THE UPPER OR LOWER END OF A DOOR COMPRISING A BUTT JAMB LEAF, A DOOR LEAF PIVOTALLY CONNECTED TO SAID JAMB LEAF, SAID JAMB LEAF PROJECTING BEYOND SAID DOOR LEAF AT ONE END, A DIHEDRAL ANGLE BRACKET FOR MOUNTING IN THE DIHEDRAL ANGLE BETWEEN THE HINGE JAMB AND THE LINTEL OF A DOOR FRAME, MEANS TO SECURE THE BRACKET TO THE JAMB AND THE LINTEL, MEANS AT THE DIHEDRAL ANGLE OF THE BRACKET FOR POSITIVELY RECEIVING THE PROJECTING END OF THE JAMB LEAF, MEANS TO SECURE THE JAMB LEAF TO THE JAMB LEG OF THE BRACKET, AND MEANS TO SECURE THE DOOR LEAF TO THE DOOR.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |