Patent US2898411A successfully refreshed from Google Patents.
Patent US3177874A successfully refreshed from Google Patents.
US3177874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Contact lens applicator
Assignee: Nylacore Corp
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Filing: 1960-05-19
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Granted: 1965-04-13
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Expires: 1980-05-19
Abstract
No abstract record available.
Inventors
- 👤 John D Spriggs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:21
CPC Classifications
A; A61; A61F; A61F9/00; A61F9/0061
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
AN APPLICATOR FOR APPLYING A CONTACT LENS TO A USER''S EYE COMPRISING: A MANUALLY GRIPPABLE BODY MEMBER; AN ELONGATED SUPPORTING MEMBER EXTENDING FROM SAID BODY MEMBER; A LENS-SUPPORTING HEAD DISPOSED AT THE END OF SAID SUPPORTING MEMBER; SAID HEAD BEING OF SOFT ELASTIC MATERIAL, BEING SUBSTANTIALLY FRUSTO-CONICAL IN OUTLINE, AND FLARING OUTWARDLY FROM SAID SUPPORTING MEMBER, THE OUTER DIAMETER OF SAID OUTLINE OF SAID HEAD BEING SMALLER THAN THAT OF THE CONTACT LENS, AND AT LEAST ONE OPENING IN THE WALL OF SAID HEAD TO AVOID ANY SUCTION AT THE REAR OF A SUPPORTED CONTACT LENS; TWO PARALLEL SPACED SHAFTS EXTENDING FROM SAID BODY AND APPLICABLE TO THE LIDS, RESPECTIVELY, OF A USER''S EYE, SAID SHAFTS BEING ROTATABLY SIMULTANE-
Claim 2
Dependent Claim
119 words
AN APPLICATOR FOR APPLYING A CONTACT LENS TO A USER''S EYE COMPRISING: A MANUALLY GRIPPABLE BODY MEMBER; AN ELONGATED SUPPORTING MEMBER EXTENDING FROM SAID BODY MEMBER; A LENS-SUPPORTING HEAD DISPOSED AT THE END OF SAID SUPPORTING MEMBER; SAID HEAD BEING OF SOFT ELASTIC MATERIAL, BEING SUBSTANTIALLY FRUSTO-CONICAL IN OUTLINE, AND FLARING OUTWARDLY FROM SAID SUPPORTING MEMBER, THE OUTER DIAMETER OF SAID OUTLINE OF SAID HEAD BEING SMALLER THAN THAT OF THE CONTACT LENS, AND AT LEAST ONE OPENING IN THE WALL OF SAID HEAD TO AVOID ANY SUCTION AT THE REAR OF A SUPPORTED CONTACT LENS; TWO PARALLEL SPACED SHAFTS EXTENDING FROM SAID BODY AND APPLICABLE TO THE LIDS, RESPECTIVELY, OF A USER''S EYE, SAID SHAFTS BEING ROTATABLY SIMULTANE-
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) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |